28661516

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{6977}}^1$

素因数の和:7073

約数の個数: 24

約数和(自身を含む): 54707520

約数和(自身を除く): 26046004

約数列:

[1, 2, 4, 13, 26, 52, 79, 158, 316, 1027, 2054, 4108, 6977, 13954, 27908, 90701, 181402, 362804, 551183, 1102366, 2204732, 7165379, 14330758, 28661516]

約数ペア:

[(1, 28661516), (2, 14330758), (4, 7165379), (13, 2204732), (26, 1102366), (52, 551183), (79, 362804), (158, 181402), (316, 90701), (1027, 27908), (2054, 13954), (4108, 6977)]