67707871

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{353}}^1$

素因数の和:471

約数の個数: 32

約数和(自身を含む): 88086528

約数和(自身を除く): 20378657

約数列:

[1, 7, 11, 47, 53, 77, 329, 353, 371, 517, 583, 2471, 2491, 3619, 3883, 4081, 16591, 17437, 18709, 27181, 27401, 116137, 130963, 182501, 191807, 205799, 879323, 1277507, 1440593, 6155261, 9672553, 67707871]

約数ペア:

[(1, 67707871), (7, 9672553), (11, 6155261), (47, 1440593), (53, 1277507), (77, 879323), (329, 205799), (353, 191807), (371, 182501), (517, 130963), (583, 116137), (2471, 27401), (2491, 27181), (3619, 18709), (3883, 17437), (4081, 16591)]