1386371

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:218

約数の個数: 16

約数和(自身を含む): 1689600

約数和(自身を除く): 303229

約数列:

[1, 7, 23, 79, 109, 161, 553, 763, 1817, 2507, 8611, 12719, 17549, 60277, 198053, 1386371]

約数ペア:

[(1, 1386371), (7, 198053), (23, 60277), (79, 17549), (109, 12719), (161, 8611), (553, 2507), (763, 1817)]