205890227907

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{754176659}}^1$

素因数の和:754176682

約数の個数: 16

約数和(自身を含む): 337871143680

約数和(自身を除く): 131980915773

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 754176659, 2262529977, 5279236613, 9804296567, 15837709839, 29412889701, 68630075969, 205890227907]

約数ペア:

[(1, 205890227907), (3, 68630075969), (7, 29412889701), (13, 15837709839), (21, 9804296567), (39, 5279236613), (91, 2262529977), (273, 754176659)]