2218161239

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{225859}}^1$

素因数の和:225950

約数の個数: 16

約数和(自身を含む): 2688637440

約数和(自身を除く): 470476201

約数列:

[1, 7, 23, 61, 161, 427, 1403, 9821, 225859, 1581013, 5194757, 13777399, 36363299, 96441793, 316880177, 2218161239]

約数ペア:

[(1, 2218161239), (7, 316880177), (23, 96441793), (61, 36363299), (161, 13777399), (427, 5194757), (1403, 1581013), (9821, 225859)]