207974631

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{17449}}^1$

素因数の和:17618

約数の個数: 16

約数和(自身を含む): 288972000

約数和(自身を除く): 80997369

約数列:

[1, 3, 29, 87, 137, 411, 3973, 11919, 17449, 52347, 506021, 1518063, 2390513, 7171539, 69324877, 207974631]

約数ペア:

[(1, 207974631), (3, 69324877), (29, 7171539), (87, 2390513), (137, 1518063), (411, 506021), (3973, 52347), (11919, 17449)]