31294773

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{1493}}^1$

素因数の和:1653

約数の個数: 24

約数和(自身を含む): 48244248

約数和(自身を除く): 16949475

約数列:

[1, 3, 9, 17, 51, 137, 153, 411, 1233, 1493, 2329, 4479, 6987, 13437, 20961, 25381, 76143, 204541, 228429, 613623, 1840869, 3477197, 10431591, 31294773]

約数ペア:

[(1, 31294773), (3, 10431591), (9, 3477197), (17, 1840869), (51, 613623), (137, 228429), (153, 204541), (411, 76143), (1233, 25381), (1493, 20961), (2329, 13437), (4479, 6987)]