28745665

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{4969}}^1$

素因数の和:5076

約数の個数: 16

約数和(自身を含む): 37573200

約数和(自身を除く): 8827535

約数列:

[1, 5, 13, 65, 89, 445, 1157, 4969, 5785, 24845, 64597, 322985, 442241, 2211205, 5749133, 28745665]

約数ペア:

[(1, 28745665), (5, 5749133), (13, 2211205), (65, 442241), (89, 322985), (445, 64597), (1157, 24845), (4969, 5785)]