81867501

素因数分解:

$3^2\times {\mathrm{67}}^1\times {\mathrm{137}}^1\times {\mathrm{991}}^1$

素因数の和:1201

約数の個数: 24

約数和(自身を含む): 121016064

約数和(自身を除く): 39148563

約数列:

[1, 3, 9, 67, 137, 201, 411, 603, 991, 1233, 2973, 8919, 9179, 27537, 66397, 82611, 135767, 199191, 407301, 597573, 1221903, 9096389, 27289167, 81867501]

約数ペア:

[(1, 81867501), (3, 27289167), (9, 9096389), (67, 1221903), (137, 597573), (201, 407301), (411, 199191), (603, 135767), (991, 82611), (1233, 66397), (2973, 27537), (8919, 9179)]