161724969

素因数分解:

$3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{42083}}^1$

素因数の和:42157

約数の個数: 24

約数和(自身を含む): 271357632

約数和(自身を除く): 109632663

約数列:

[1, 3, 7, 9, 21, 61, 63, 183, 427, 549, 1281, 3843, 42083, 126249, 294581, 378747, 883743, 2567063, 2651229, 7701189, 17969441, 23103567, 53908323, 161724969]

約数ペア:

[(1, 161724969), (3, 53908323), (7, 23103567), (9, 17969441), (21, 7701189), (61, 2651229), (63, 2567063), (183, 883743), (427, 378747), (549, 294581), (1281, 126249), (3843, 42083)]