78888668

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{229}}^1\times {\mathrm{1213}}^1$

素因数の和:1517

約数の個数: 24

約数和(自身を含む): 140726880

約数和(自身を除く): 61838212

約数列:

[1, 2, 4, 71, 142, 229, 284, 458, 916, 1213, 2426, 4852, 16259, 32518, 65036, 86123, 172246, 277777, 344492, 555554, 1111108, 19722167, 39444334, 78888668]

約数ペア:

[(1, 78888668), (2, 39444334), (4, 19722167), (71, 1111108), (142, 555554), (229, 344492), (284, 277777), (458, 172246), (916, 86123), (1213, 65036), (2426, 32518), (4852, 16259)]