219732478

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{23531}}^1$

素因数の和:23592

約数の個数: 32

約数和(自身を含む): 406632960

約数和(自身を除く): 186900482

約数列:

[1, 2, 7, 14, 23, 29, 46, 58, 161, 203, 322, 406, 667, 1334, 4669, 9338, 23531, 47062, 164717, 329434, 541213, 682399, 1082426, 1364798, 3788491, 4776793, 7576982, 9553586, 15695177, 31390354, 109866239, 219732478]

約数ペア:

[(1, 219732478), (2, 109866239), (7, 31390354), (14, 15695177), (23, 9553586), (29, 7576982), (46, 4776793), (58, 3788491), (161, 1364798), (203, 1082426), (322, 682399), (406, 541213), (667, 329434), (1334, 164717), (4669, 47062), (9338, 23531)]