161384356

素因数分解:

$2^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{42071}}^1$

素因数の和:42219

約数の個数: 24

約数和(自身を含む): 325132416

約数和(自身を除く): 163748060

約数列:

[1, 2, 4, 7, 14, 28, 137, 274, 548, 959, 1918, 3836, 42071, 84142, 168284, 294497, 588994, 1177988, 5763727, 11527454, 23054908, 40346089, 80692178, 161384356]

約数ペア:

[(1, 161384356), (2, 80692178), (4, 40346089), (7, 23054908), (14, 11527454), (28, 5763727), (137, 1177988), (274, 588994), (548, 294497), (959, 168284), (1918, 84142), (3836, 42071)]