28720756

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{3457}}^1$

素因数の和:3559

約数の個数: 24

約数和(自身を含む): 52672256

約数和(自身を除く): 23951500

約数列:

[1, 2, 4, 31, 62, 67, 124, 134, 268, 2077, 3457, 4154, 6914, 8308, 13828, 107167, 214334, 231619, 428668, 463238, 926476, 7180189, 14360378, 28720756]

約数ペア:

[(1, 28720756), (2, 14360378), (4, 7180189), (31, 926476), (62, 463238), (67, 428668), (124, 231619), (134, 214334), (268, 107167), (2077, 13828), (3457, 8308), (4154, 6914)]