279421772

素因数分解:

$2^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{61223}}^1$

素因数の和:61397

約数の個数: 24

約数和(自身を含む): 562281216

約数和(自身を除く): 282859444

約数列:

[1, 2, 4, 7, 14, 28, 163, 326, 652, 1141, 2282, 4564, 61223, 122446, 244892, 428561, 857122, 1714244, 9979349, 19958698, 39917396, 69855443, 139710886, 279421772]

約数ペア:

[(1, 279421772), (2, 139710886), (4, 69855443), (7, 39917396), (14, 19958698), (28, 9979349), (163, 1714244), (326, 857122), (652, 428561), (1141, 244892), (2282, 122446), (4564, 61223)]