78212259

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{7129}}^1$

素因数の和:7211

約数の個数: 24

約数和(自身を含む): 120126240

約数和(自身を除く): 41913981

約数列:

[1, 3, 9, 23, 53, 69, 159, 207, 477, 1219, 3657, 7129, 10971, 21387, 64161, 163967, 377837, 491901, 1133511, 1475703, 3400533, 8690251, 26070753, 78212259]

約数ペア:

[(1, 78212259), (3, 26070753), (9, 8690251), (23, 3400533), (53, 1475703), (69, 1133511), (159, 491901), (207, 377837), (477, 163967), (1219, 64161), (3657, 21387), (7129, 10971)]