2011561401

素因数分解:

$3^1\times {\mathrm{157}}^1\times {\mathrm{389}}^1\times {\mathrm{10979}}^1$

素因数の和:11528

約数の個数: 16

約数和(自身を含む): 2706350400

約数和(自身を除く): 694788999

約数列:

[1, 3, 157, 389, 471, 1167, 10979, 32937, 61073, 183219, 1723703, 4270831, 5171109, 12812493, 670520467, 2011561401]

約数ペア:

[(1, 2011561401), (3, 670520467), (157, 12812493), (389, 5171109), (471, 4270831), (1167, 1723703), (10979, 183219), (32937, 61073)]