28875778

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{331}}^1\times {\mathrm{823}}^1$

素因数の和:1209

約数の個数: 16

約数和(自身を含む): 44318016

約数和(自身を除く): 15442238

約数列:

[1, 2, 53, 106, 331, 662, 823, 1646, 17543, 35086, 43619, 87238, 272413, 544826, 14437889, 28875778]

約数ペア:

[(1, 28875778), (2, 14437889), (53, 544826), (106, 272413), (331, 87238), (662, 43619), (823, 35086), (1646, 17543)]