212615865

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1427}}^1$

素因数の和:1499

約数の個数: 96

約数和(自身を含む): 470486016

約数和(自身を除く): 257870151

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 33, 35, 43, 45, 55, 63, 77, 99, 105, 129, 165, 215, 231, 301, 315, 385, 387, 473, 495, 645, 693, 903, 1155, 1419, 1427, 1505, 1935, 2365, 2709, 3311, 3465, 4257, 4281, 4515, 7095, 7135, 9933, 9989, 12843, 13545, 15697, 16555, 21285, 21405, 29799, 29967, 47091, 49665, 49945, 61361, 64215, 78485, 89901, 109879, 141273, 148995, 149835, 184083, 235455, 306805, 329637, 429527, 449505, 549395, 552249, 674971, 706365, 920415, 988911, 1288581, 1648185, 2024913, 2147635, 2761245, 3374855, 3865743, 4724797, 4944555, 6074739, 6442905, 10124565, 14174391, 19328715, 23623985, 30373695, 42523173, 70871955, 212615865]

約数ペア:

[(1, 212615865), (3, 70871955), (5, 42523173), (7, 30373695), (9, 23623985), (11, 19328715), (15, 14174391), (21, 10124565), (33, 6442905), (35, 6074739), (43, 4944555), (45, 4724797), (55, 3865743), (63, 3374855), (77, 2761245), (99, 2147635), (105, 2024913), (129, 1648185), (165, 1288581), (215, 988911), (231, 920415), (301, 706365), (315, 674971), (385, 552249), (387, 549395), (473, 449505), (495, 429527), (645, 329637), (693, 306805), (903, 235455), (1155, 184083), (1419, 149835), (1427, 148995), (1505, 141273), (1935, 109879), (2365, 89901), (2709, 78485), (3311, 64215), (3465, 61361), (4257, 49945), (4281, 49665), (4515, 47091), (7095, 29967), (7135, 29799), (9933, 21405), (9989, 21285), (12843, 16555), (13545, 15697)]