61821387

素因数分解:

$3^6\times {\mathrm{137}}^1\times {\mathrm{619}}^1$

素因数の和:774

約数の個数: 28

約数和(自身を含む): 93517080

約数和(自身を除く): 31695693

約数列:

[1, 3, 9, 27, 81, 137, 243, 411, 619, 729, 1233, 1857, 3699, 5571, 11097, 16713, 33291, 50139, 84803, 99873, 150417, 254409, 451251, 763227, 2289681, 6869043, 20607129, 61821387]

約数ペア:

[(1, 61821387), (3, 20607129), (9, 6869043), (27, 2289681), (81, 763227), (137, 451251), (243, 254409), (411, 150417), (619, 99873), (729, 84803), (1233, 50139), (1857, 33291), (3699, 16713), (5571, 11097)]