871507

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1$

素因数の和:238

約数の個数: 16

約数和(自身を含む): 1097152

約数和(自身を除く): 225645

約数列:

[1, 7, 13, 61, 91, 157, 427, 793, 1099, 2041, 5551, 9577, 14287, 67039, 124501, 871507]

約数ペア:

[(1, 871507), (7, 124501), (13, 67039), (61, 14287), (91, 9577), (157, 5551), (427, 2041), (793, 1099)]