981567398

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{653}}^1\times {\mathrm{5651}}^1$

素因数の和:6332

約数の個数: 32

約数和(自身を含む): 1774275840

約数和(自身を除く): 792708442

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 653, 1306, 4571, 5651, 9142, 11302, 12407, 24814, 39557, 79114, 86849, 107369, 173698, 214738, 751583, 1503166, 3690103, 7380206, 25830721, 51661442, 70111957, 140223914, 490783699, 981567398]

約数ペア:

[(1, 981567398), (2, 490783699), (7, 140223914), (14, 70111957), (19, 51661442), (38, 25830721), (133, 7380206), (266, 3690103), (653, 1503166), (1306, 751583), (4571, 214738), (5651, 173698), (9142, 107369), (11302, 86849), (12407, 79114), (24814, 39557)]