51786621

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{223}}^1$

素因数の和:343

約数の個数: 40

約数和(自身を含む): 80661504

約数和(自身を除く): 28874883

約数列:

[1, 3, 9, 27, 47, 61, 81, 141, 183, 223, 423, 549, 669, 1269, 1647, 2007, 2867, 3807, 4941, 6021, 8601, 10481, 13603, 18063, 25803, 31443, 40809, 77409, 94329, 122427, 232227, 282987, 367281, 639341, 848961, 1101843, 1918023, 5754069, 17262207, 51786621]

約数ペア:

[(1, 51786621), (3, 17262207), (9, 5754069), (27, 1918023), (47, 1101843), (61, 848961), (81, 639341), (141, 367281), (183, 282987), (223, 232227), (423, 122427), (549, 94329), (669, 77409), (1269, 40809), (1647, 31443), (2007, 25803), (2867, 18063), (3807, 13603), (4941, 10481), (6021, 8601)]