498570891

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{857}}^1\times {\mathrm{2131}}^1$

素因数の和:3011

約数の個数: 32

約数和(自身を含む): 819506688

約数和(自身を除く): 320935797

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 857, 2131, 2571, 5999, 6393, 11141, 14917, 17997, 27703, 33423, 44751, 77987, 83109, 193921, 233961, 581763, 1826267, 5478801, 12783869, 23741471, 38351607, 71224413, 166190297, 498570891]

約数ペア:

[(1, 498570891), (3, 166190297), (7, 71224413), (13, 38351607), (21, 23741471), (39, 12783869), (91, 5478801), (273, 1826267), (857, 581763), (2131, 233961), (2571, 193921), (5999, 83109), (6393, 77987), (11141, 44751), (14917, 33423), (17997, 27703)]