9890406

素因数分解:

$2^1\times 3^2\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:273

約数の個数: 48

約数和(自身を含む): 22276800

約数和(自身を除く): 12386394

約数列:

[1, 2, 3, 6, 9, 18, 59, 67, 118, 134, 139, 177, 201, 278, 354, 402, 417, 531, 603, 834, 1062, 1206, 1251, 2502, 3953, 7906, 8201, 9313, 11859, 16402, 18626, 23718, 24603, 27939, 35577, 49206, 55878, 71154, 73809, 83817, 147618, 167634, 549467, 1098934, 1648401, 3296802, 4945203, 9890406]

約数ペア:

[(1, 9890406), (2, 4945203), (3, 3296802), (6, 1648401), (9, 1098934), (18, 549467), (59, 167634), (67, 147618), (118, 83817), (134, 73809), (139, 71154), (177, 55878), (201, 49206), (278, 35577), (354, 27939), (402, 24603), (417, 23718), (531, 18626), (603, 16402), (834, 11859), (1062, 9313), (1206, 8201), (1251, 7906), (2502, 3953)]