642022927

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{6151}}^1$

素因数の和:6239

約数の個数: 32

約数和(自身を含む): 837853184

約数和(自身を除く): 195830257

約数列:

[1, 7, 13, 31, 37, 91, 217, 259, 403, 481, 1147, 2821, 3367, 6151, 8029, 14911, 43057, 79963, 104377, 190681, 227587, 559741, 1334767, 1593109, 2478853, 2958631, 7055197, 17351971, 20710417, 49386379, 91717561, 642022927]

約数ペア:

[(1, 642022927), (7, 91717561), (13, 49386379), (31, 20710417), (37, 17351971), (91, 7055197), (217, 2958631), (259, 2478853), (403, 1593109), (481, 1334767), (1147, 559741), (2821, 227587), (3367, 190681), (6151, 104377), (8029, 79963), (14911, 43057)]