202139986

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1\times {\mathrm{239}}^1$

素因数の和:474

約数の個数: 32

約数和(自身を含む): 317260800

約数和(自身を除く): 115120814

約数列:

[1, 2, 53, 79, 101, 106, 158, 202, 239, 478, 4187, 5353, 7979, 8374, 10706, 12667, 15958, 18881, 24139, 25334, 37762, 48278, 422887, 845774, 1000693, 1279367, 1906981, 2001386, 2558734, 3813962, 101069993, 202139986]

約数ペア:

[(1, 202139986), (2, 101069993), (53, 3813962), (79, 2558734), (101, 2001386), (106, 1906981), (158, 1279367), (202, 1000693), (239, 845774), (478, 422887), (4187, 48278), (5353, 37762), (7979, 25334), (8374, 24139), (10706, 18881), (12667, 15958)]