505285326

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{389}}^1$

素因数の和:491

約数の個数: 144

約数和(自身を含む): 1380581280

約数和(自身を除く): 875295954

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 61, 63, 78, 91, 117, 122, 126, 169, 182, 183, 234, 273, 338, 366, 389, 427, 507, 546, 549, 778, 793, 819, 854, 1014, 1098, 1167, 1183, 1281, 1521, 1586, 1638, 2334, 2366, 2379, 2562, 2723, 3042, 3501, 3549, 3843, 4758, 5057, 5446, 5551, 7002, 7098, 7137, 7686, 8169, 10114, 10309, 10647, 11102, 14274, 15171, 16338, 16653, 20618, 21294, 23729, 24507, 30342, 30927, 33306, 35399, 45513, 47458, 49014, 49959, 61854, 65741, 70798, 71187, 72163, 91026, 92781, 99918, 106197, 131482, 142374, 144326, 166103, 185562, 197223, 212394, 213561, 216489, 308477, 318591, 332206, 394446, 427122, 432978, 460187, 498309, 591669, 616954, 637182, 649467, 920374, 925431, 996618, 1183338, 1298934, 1380561, 1494927, 1850862, 2159339, 2761122, 2776293, 2989854, 4010201, 4141683, 4318678, 5552586, 6478017, 8020402, 8283366, 12030603, 12956034, 19434051, 24061206, 28071407, 36091809, 38868102, 56142814, 72183618, 84214221, 168428442, 252642663, 505285326]

約数ペア:

[(1, 505285326), (2, 252642663), (3, 168428442), (6, 84214221), (7, 72183618), (9, 56142814), (13, 38868102), (14, 36091809), (18, 28071407), (21, 24061206), (26, 19434051), (39, 12956034), (42, 12030603), (61, 8283366), (63, 8020402), (78, 6478017), (91, 5552586), (117, 4318678), (122, 4141683), (126, 4010201), (169, 2989854), (182, 2776293), (183, 2761122), (234, 2159339), (273, 1850862), (338, 1494927), (366, 1380561), (389, 1298934), (427, 1183338), (507, 996618), (546, 925431), (549, 920374), (778, 649467), (793, 637182), (819, 616954), (854, 591669), (1014, 498309), (1098, 460187), (1167, 432978), (1183, 427122), (1281, 394446), (1521, 332206), (1586, 318591), (1638, 308477), (2334, 216489), (2366, 213561), (2379, 212394), (2562, 197223), (2723, 185562), (3042, 166103), (3501, 144326), (3549, 142374), (3843, 131482), (4758, 106197), (5057, 99918), (5446, 92781), (5551, 91026), (7002, 72163), (7098, 71187), (7137, 70798), (7686, 65741), (8169, 61854), (10114, 49959), (10309, 49014), (10647, 47458), (11102, 45513), (14274, 35399), (15171, 33306), (16338, 30927), (16653, 30342), (20618, 24507), (21294, 23729)]