163686978

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{7687}}^1$

素因数の和:7728

約数の個数: 72

約数和(自身を含む): 438954048

約数和(自身を除く): 275267070

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 169, 182, 234, 273, 338, 507, 546, 819, 1014, 1183, 1521, 1638, 2366, 3042, 3549, 7098, 7687, 10647, 15374, 21294, 23061, 46122, 53809, 69183, 99931, 107618, 138366, 161427, 199862, 299793, 322854, 484281, 599586, 699517, 899379, 968562, 1299103, 1399034, 1798758, 2098551, 2598206, 3897309, 4197102, 6295653, 7794618, 9093721, 11691927, 12591306, 18187442, 23383854, 27281163, 54562326, 81843489, 163686978]

約数ペア:

[(1, 163686978), (2, 81843489), (3, 54562326), (6, 27281163), (7, 23383854), (9, 18187442), (13, 12591306), (14, 11691927), (18, 9093721), (21, 7794618), (26, 6295653), (39, 4197102), (42, 3897309), (63, 2598206), (78, 2098551), (91, 1798758), (117, 1399034), (126, 1299103), (169, 968562), (182, 899379), (234, 699517), (273, 599586), (338, 484281), (507, 322854), (546, 299793), (819, 199862), (1014, 161427), (1183, 138366), (1521, 107618), (1638, 99931), (2366, 69183), (3042, 53809), (3549, 46122), (7098, 23061), (7687, 21294), (10647, 15374)]