208034428

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{239671}}^1$

素因数の和:239713

約数の個数: 24

約数和(自身を含む): 429492224

約数和(自身を除く): 221457796

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 239671, 479342, 958684, 1677697, 3355394, 6710788, 7429801, 14859602, 29719204, 52008607, 104017214, 208034428]

約数ペア:

[(1, 208034428), (2, 104017214), (4, 52008607), (7, 29719204), (14, 14859602), (28, 7429801), (31, 6710788), (62, 3355394), (124, 1677697), (217, 958684), (434, 479342), (868, 239671)]