161561007

素因数分解:

$3^3\times {\mathrm{157}}^1\times {\mathrm{38113}}^1$

素因数の和:38279

約数の個数: 16

約数和(自身を含む): 240880480

約数和(自身を除く): 79319473

約数列:

[1, 3, 9, 27, 157, 471, 1413, 4239, 38113, 114339, 343017, 1029051, 5983741, 17951223, 53853669, 161561007]

約数ペア:

[(1, 161561007), (3, 53853669), (9, 17951223), (27, 5983741), (157, 1029051), (471, 343017), (1413, 114339), (4239, 38113)]