156967433

素因数分解:

$7^3\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{197}}^1$

素因数の和:342

約数の個数: 32

約数和(自身を含む): 193881600

約数和(自身を除く): 36914167

約数列:

[1, 7, 23, 49, 101, 161, 197, 343, 707, 1127, 1379, 2323, 4531, 4949, 7889, 9653, 16261, 19897, 31717, 34643, 67571, 113827, 139279, 222019, 457631, 796789, 974953, 1554133, 3203417, 6824671, 22423919, 156967433]

約数ペア:

[(1, 156967433), (7, 22423919), (23, 6824671), (49, 3203417), (101, 1554133), (161, 974953), (197, 796789), (343, 457631), (707, 222019), (1127, 139279), (1379, 113827), (2323, 67571), (4531, 34643), (4949, 31717), (7889, 19897), (9653, 16261)]