217243878

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{1574231}}^1$

素因数の和:1574259

約数の個数: 16

約数和(自身を含む): 453378816

約数和(自身を除く): 236134938

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 1574231, 3148462, 4722693, 9445386, 36207313, 72414626, 108621939, 217243878]

約数ペア:

[(1, 217243878), (2, 108621939), (3, 72414626), (6, 36207313), (23, 9445386), (46, 4722693), (69, 3148462), (138, 1574231)]