428108

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1$

素因数の和:197

約数の個数: 24

約数和(自身を含む): 813120

約数和(自身を除く): 385012

約数列:

[1, 2, 4, 19, 38, 43, 76, 86, 131, 172, 262, 524, 817, 1634, 2489, 3268, 4978, 5633, 9956, 11266, 22532, 107027, 214054, 428108]

約数ペア:

[(1, 428108), (2, 214054), (4, 107027), (19, 22532), (38, 11266), (43, 9956), (76, 5633), (86, 4978), (131, 3268), (172, 2489), (262, 1634), (524, 817)]