619354671

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{2657}}^1$

素因数の和:2855

約数の個数: 32

約数和(自身を含む): 916903680

約数和(自身を除く): 297549009

約数列:

[1, 3, 13, 39, 43, 129, 139, 417, 559, 1677, 1807, 2657, 5421, 5977, 7971, 17931, 34541, 77701, 103623, 114251, 233103, 342753, 369323, 1107969, 1485263, 4455789, 4801199, 14403597, 15880889, 47642667, 206451557, 619354671]

約数ペア:

[(1, 619354671), (3, 206451557), (13, 47642667), (39, 15880889), (43, 14403597), (129, 4801199), (139, 4455789), (417, 1485263), (559, 1107969), (1677, 369323), (1807, 342753), (2657, 233103), (5421, 114251), (5977, 103623), (7971, 77701), (17931, 34541)]