201725223

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{2647}}^1$

素因数の和:2867

約数の個数: 32

約数和(自身を含む): 325386240

約数和(自身を除く): 123661017

約数列:

[1, 3, 7, 19, 21, 57, 133, 191, 399, 573, 1337, 2647, 3629, 4011, 7941, 10887, 18529, 25403, 50293, 55587, 76209, 150879, 352051, 505577, 1056153, 1516731, 3539039, 9605963, 10617117, 28817889, 67241741, 201725223]

約数ペア:

[(1, 201725223), (3, 67241741), (7, 28817889), (19, 10617117), (21, 9605963), (57, 3539039), (133, 1516731), (191, 1056153), (399, 505577), (573, 352051), (1337, 150879), (2647, 76209), (3629, 55587), (4011, 50293), (7941, 25403), (10887, 18529)]