86945990

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{511447}}^1$

素因数の和:511471

約数の個数: 16

約数和(自身を含む): 165709152

約数和(自身を除く): 78763162

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 511447, 1022894, 2557235, 5114470, 8694599, 17389198, 43472995, 86945990]

約数ペア:

[(1, 86945990), (2, 43472995), (5, 17389198), (10, 8694599), (17, 5114470), (34, 2557235), (85, 1022894), (170, 511447)]