65201703

素因数分解:

$3^1\times 7^2\times {\mathrm{139}}^1\times {\mathrm{3191}}^1$

素因数の和:3347

約数の個数: 24

約数和(自身を含む): 101888640

約数和(自身を除く): 36686937

約数列:

[1, 3, 7, 21, 49, 139, 147, 417, 973, 2919, 3191, 6811, 9573, 20433, 22337, 67011, 156359, 443549, 469077, 1330647, 3104843, 9314529, 21733901, 65201703]

約数ペア:

[(1, 65201703), (3, 21733901), (7, 9314529), (21, 3104843), (49, 1330647), (139, 469077), (147, 443549), (417, 156359), (973, 67011), (2919, 22337), (3191, 20433), (6811, 9573)]