156628516

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{9151}}^1$

素因数の和:9555

約数の個数: 24

約数和(自身を含む): 299819520

約数和(自身を除く): 143191004

約数列:

[1, 2, 4, 11, 22, 44, 389, 778, 1556, 4279, 8558, 9151, 17116, 18302, 36604, 100661, 201322, 402644, 3559739, 7119478, 14238956, 39157129, 78314258, 156628516]

約数ペア:

[(1, 156628516), (2, 78314258), (4, 39157129), (11, 14238956), (22, 7119478), (44, 3559739), (389, 402644), (778, 201322), (1556, 100661), (4279, 36604), (8558, 18302), (9151, 17116)]