220154627

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{479}}^1$

素因数の和:671

約数の個数: 32

約数和(自身を含む): 283115520

約数和(自身を除く): 62960893

約数列:

[1, 7, 11, 47, 77, 127, 329, 479, 517, 889, 1397, 3353, 3619, 5269, 5969, 9779, 22513, 36883, 41783, 60833, 65659, 157591, 247643, 425831, 459613, 669163, 1733501, 2859151, 4684141, 20014057, 31450661, 220154627]

約数ペア:

[(1, 220154627), (7, 31450661), (11, 20014057), (47, 4684141), (77, 2859151), (127, 1733501), (329, 669163), (479, 459613), (517, 425831), (889, 247643), (1397, 157591), (3353, 65659), (3619, 60833), (5269, 41783), (5969, 36883), (9779, 22513)]