142123456

素因数分解:

$2^6\times {\mathrm{331}}^1\times {\mathrm{6709}}^1$

素因数の和:7052

約数の個数: 28

約数和(自身を含む): 282920440

約数和(自身を除く): 140796984

約数列:

[1, 2, 4, 8, 16, 32, 64, 331, 662, 1324, 2648, 5296, 6709, 10592, 13418, 21184, 26836, 53672, 107344, 214688, 429376, 2220679, 4441358, 8882716, 17765432, 35530864, 71061728, 142123456]

約数ペア:

[(1, 142123456), (2, 71061728), (4, 35530864), (8, 17765432), (16, 8882716), (32, 4441358), (64, 2220679), (331, 429376), (662, 214688), (1324, 107344), (2648, 53672), (5296, 26836), (6709, 21184), (10592, 13418)]