289383395

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{3851}}^1$

素因数の和:3995

約数の個数: 32

約数和(自身を含む): 421562880

約数和(自身を除く): 132179485

約数列:

[1, 5, 7, 19, 35, 95, 113, 133, 565, 665, 791, 2147, 3851, 3955, 10735, 15029, 19255, 26957, 73169, 75145, 134785, 365845, 435163, 512183, 2175815, 2560915, 3046141, 8268097, 15230705, 41340485, 57876679, 289383395]

約数ペア:

[(1, 289383395), (5, 57876679), (7, 41340485), (19, 15230705), (35, 8268097), (95, 3046141), (113, 2560915), (133, 2175815), (565, 512183), (665, 435163), (791, 365845), (2147, 134785), (3851, 75145), (3955, 73169), (10735, 26957), (15029, 19255)]