28770665

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{74729}}^1$

素因数の和:74752

約数の個数: 16

約数和(自身を含む): 43044480

約数和(自身を除く): 14273815

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 74729, 373645, 523103, 822019, 2615515, 4110095, 5754133, 28770665]

約数ペア:

[(1, 28770665), (5, 5754133), (7, 4110095), (11, 2615515), (35, 822019), (55, 523103), (77, 373645), (385, 74729)]