8721323

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:147

約数の個数: 32

約数和(自身を含む): 10967040

約数和(自身を除く): 2245717

約数列:

[1, 13, 17, 19, 31, 67, 221, 247, 323, 403, 527, 589, 871, 1139, 1273, 2077, 4199, 6851, 7657, 10013, 14807, 16549, 21641, 27001, 35309, 39463, 130169, 281333, 459017, 513019, 670871, 8721323]

約数ペア:

[(1, 8721323), (13, 670871), (17, 513019), (19, 459017), (31, 281333), (67, 130169), (221, 39463), (247, 35309), (323, 27001), (403, 21641), (527, 16549), (589, 14807), (871, 10013), (1139, 7657), (1273, 6851), (2077, 4199)]