201123455

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{162853}}^1$

素因数の和:162890

約数の個数: 16

約数和(自身を含む): 273594720

約数和(自身を除く): 72471265

約数列:

[1, 5, 13, 19, 65, 95, 247, 1235, 162853, 814265, 2117089, 3094207, 10585445, 15471035, 40224691, 201123455]

約数ペア:

[(1, 201123455), (5, 40224691), (13, 15471035), (19, 10585445), (65, 3094207), (95, 2117089), (247, 814265), (1235, 162853)]