127779718

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{2293}}^1$

素因数の和:2472

約数の個数: 32

約数和(自身を含む): 222976800

約数和(自身を除く): 95197082

約数列:

[1, 2, 11, 17, 22, 34, 149, 187, 298, 374, 1639, 2293, 2533, 3278, 4586, 5066, 25223, 27863, 38981, 50446, 55726, 77962, 341657, 428791, 683314, 857582, 3758227, 5808169, 7516454, 11616338, 63889859, 127779718]

約数ペア:

[(1, 127779718), (2, 63889859), (11, 11616338), (17, 7516454), (22, 5808169), (34, 3758227), (149, 857582), (187, 683314), (298, 428791), (374, 341657), (1639, 77962), (2293, 55726), (2533, 50446), (3278, 38981), (4586, 27863), (5066, 25223)]