161201908

素因数分解:

$2^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{38639}}^1$

素因数の和:38799

約数の個数: 24

約数和(自身を含む): 324576000

約数和(自身を除く): 163374092

約数列:

[1, 2, 4, 7, 14, 28, 149, 298, 596, 1043, 2086, 4172, 38639, 77278, 154556, 270473, 540946, 1081892, 5757211, 11514422, 23028844, 40300477, 80600954, 161201908]

約数ペア:

[(1, 161201908), (2, 80600954), (4, 40300477), (7, 23028844), (14, 11514422), (28, 5757211), (149, 1081892), (298, 540946), (596, 270473), (1043, 154556), (2086, 77278), (4172, 38639)]