78227715

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{1151}}^1$

素因数の和:1379

約数の個数: 32

約数和(自身を含む): 131383296

約数和(自身を除く): 53155581

約数列:

[1, 3, 5, 15, 23, 69, 115, 197, 345, 591, 985, 1151, 2955, 3453, 4531, 5755, 13593, 17265, 22655, 26473, 67965, 79419, 132365, 226747, 397095, 680241, 1133735, 3401205, 5215181, 15645543, 26075905, 78227715]

約数ペア:

[(1, 78227715), (3, 26075905), (5, 15645543), (15, 5215181), (23, 3401205), (69, 1133735), (115, 680241), (197, 397095), (345, 226747), (591, 132365), (985, 79419), (1151, 67965), (2955, 26473), (3453, 22655), (4531, 17265), (5755, 13593)]