394142399

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{22229}}^1$

素因数の和:22402

約数の個数: 16

約数和(自身を含む): 480168000

約数和(自身を除く): 86025601

約数列:

[1, 7, 17, 119, 149, 1043, 2533, 17731, 22229, 155603, 377893, 2645251, 3312121, 23184847, 56306057, 394142399]

約数ペア:

[(1, 394142399), (7, 56306057), (17, 23184847), (119, 3312121), (149, 2645251), (1043, 377893), (2533, 155603), (17731, 22229)]