87834838

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{20983}}^1$

素因数の和:21028

約数の個数: 32

約数和(自身を含む): 169214976

約数和(自身を除く): 81380138

約数列:

[1, 2, 7, 13, 14, 23, 26, 46, 91, 161, 182, 299, 322, 598, 2093, 4186, 20983, 41966, 146881, 272779, 293762, 482609, 545558, 965218, 1909453, 3378263, 3818906, 6273917, 6756526, 12547834, 43917419, 87834838]

約数ペア:

[(1, 87834838), (2, 43917419), (7, 12547834), (13, 6756526), (14, 6273917), (23, 3818906), (26, 3378263), (46, 1909453), (91, 965218), (161, 545558), (182, 482609), (299, 293762), (322, 272779), (598, 146881), (2093, 41966), (4186, 20983)]