81061994

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{30869}}^1$

素因数の和:30985

約数の個数: 16

約数和(自身を含む): 132247080

約数和(自身を除く): 51185086

約数列:

[1, 2, 13, 26, 101, 202, 1313, 2626, 30869, 61738, 401297, 802594, 3117769, 6235538, 40530997, 81061994]

約数ペア:

[(1, 81061994), (2, 40530997), (13, 6235538), (26, 3117769), (101, 802594), (202, 401297), (1313, 61738), (2626, 30869)]