89871178

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1\times {\mathrm{283}}^1$

素因数の和:502

約数の個数: 32

約数和(自身を含む): 145794240

約数和(自身を除く): 55923062

約数列:

[1, 2, 19, 38, 61, 122, 137, 274, 283, 566, 1159, 2318, 2603, 5206, 5377, 8357, 10754, 16714, 17263, 34526, 38771, 77542, 158783, 317566, 327997, 655994, 736649, 1473298, 2365031, 4730062, 44935589, 89871178]

約数ペア:

[(1, 89871178), (2, 44935589), (19, 4730062), (38, 2365031), (61, 1473298), (122, 736649), (137, 655994), (274, 327997), (283, 317566), (566, 158783), (1159, 77542), (2318, 38771), (2603, 34526), (5206, 17263), (5377, 16714), (8357, 10754)]