218366945

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{61253}}^1$

素因数の和:61312

約数の個数: 16

約数和(自身を含む): 282258432

約数和(自身を除く): 63891487

約数列:

[1, 5, 23, 31, 115, 155, 713, 3565, 61253, 306265, 1408819, 1898843, 7044095, 9494215, 43673389, 218366945]

約数ペア:

[(1, 218366945), (5, 43673389), (23, 9494215), (31, 7044095), (115, 1898843), (155, 1408819), (713, 306265), (3565, 61253)]