131312951

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{229}}^1\times {\mathrm{677}}^1$

素因数の和:935

約数の個数: 24

約数和(自身を含む): 165920160

約数和(自身を除く): 34607209

約数列:

[1, 7, 11, 77, 121, 229, 677, 847, 1603, 2519, 4739, 7447, 17633, 27709, 52129, 81917, 155033, 193963, 573419, 1085231, 1705363, 11937541, 18758993, 131312951]

約数ペア:

[(1, 131312951), (7, 18758993), (11, 11937541), (77, 1705363), (121, 1085231), (229, 573419), (677, 193963), (847, 155033), (1603, 81917), (2519, 52129), (4739, 27709), (7447, 17633)]