201399289

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{617}}^1$

素因数の和:865

約数の個数: 32

約数和(自身を含む): 264128256

約数和(自身を除く): 62728967

約数列:

[1, 7, 13, 17, 91, 119, 211, 221, 617, 1477, 1547, 2743, 3587, 4319, 8021, 10489, 19201, 25109, 46631, 56147, 73423, 130187, 136357, 326417, 911309, 954499, 1692431, 2213179, 11847017, 15492253, 28771327, 201399289]

約数ペア:

[(1, 201399289), (7, 28771327), (13, 15492253), (17, 11847017), (91, 2213179), (119, 1692431), (211, 954499), (221, 911309), (617, 326417), (1477, 136357), (1547, 130187), (2743, 73423), (3587, 56147), (4319, 46631), (8021, 25109), (10489, 19201)]