89905790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{691583}}^1$

素因数の和:691603

約数の個数: 16

約数和(自身を含む): 174279168

約数和(自身を除く): 84373378

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 691583, 1383166, 3457915, 6915830, 8990579, 17981158, 44952895, 89905790]

約数ペア:

[(1, 89905790), (2, 44952895), (5, 17981158), (10, 8990579), (13, 6915830), (26, 3457915), (65, 1383166), (130, 691583)]