201391216

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{1049}}^1$

素因数の和:1154

約数の個数: 60

約数和(自身を含む): 428878800

約数和(自身を除く): 227487584

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 71, 104, 142, 169, 208, 284, 338, 568, 676, 923, 1049, 1136, 1352, 1846, 2098, 2704, 3692, 4196, 7384, 8392, 11999, 13637, 14768, 16784, 23998, 27274, 47996, 54548, 74479, 95992, 109096, 148958, 177281, 191984, 218192, 297916, 354562, 595832, 709124, 968227, 1191664, 1418248, 1936454, 2836496, 3872908, 7745816, 12586951, 15491632, 25173902, 50347804, 100695608, 201391216]

約数ペア:

[(1, 201391216), (2, 100695608), (4, 50347804), (8, 25173902), (13, 15491632), (16, 12586951), (26, 7745816), (52, 3872908), (71, 2836496), (104, 1936454), (142, 1418248), (169, 1191664), (208, 968227), (284, 709124), (338, 595832), (568, 354562), (676, 297916), (923, 218192), (1049, 191984), (1136, 177281), (1352, 148958), (1846, 109096), (2098, 95992), (2704, 74479), (3692, 54548), (4196, 47996), (7384, 27274), (8392, 23998), (11999, 16784), (13637, 14768)]