28550710

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{991}}^1$

素因数の和:1108

約数の個数: 32

約数和(自身を含む): 53425152

約数和(自身を除く): 24874442

約数列:

[1, 2, 5, 10, 43, 67, 86, 134, 215, 335, 430, 670, 991, 1982, 2881, 4955, 5762, 9910, 14405, 28810, 42613, 66397, 85226, 132794, 213065, 331985, 426130, 663970, 2855071, 5710142, 14275355, 28550710]

約数ペア:

[(1, 28550710), (2, 14275355), (5, 5710142), (10, 2855071), (43, 663970), (67, 426130), (86, 331985), (134, 213065), (215, 132794), (335, 85226), (430, 66397), (670, 42613), (991, 28810), (1982, 14405), (2881, 9910), (4955, 5762)]