15721966287

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{853}}^1\times {\mathrm{43573}}^1$

素因数の和:44479

約数の個数: 24

約数和(自身を含む): 23220410304

約数和(自身を除く): 7498444017

約数列:

[1, 3, 9, 47, 141, 423, 853, 2559, 7677, 40091, 43573, 120273, 130719, 360819, 392157, 2047931, 6143793, 18431379, 37167769, 111503307, 334509921, 1746885143, 5240655429, 15721966287]

約数ペア:

[(1, 15721966287), (3, 5240655429), (9, 1746885143), (47, 334509921), (141, 111503307), (423, 37167769), (853, 18431379), (2559, 6143793), (7677, 2047931), (40091, 392157), (43573, 360819), (120273, 130719)]