220456431

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{1499}}^1$

素因数の和:1940

約数の個数: 32

約数和(自身を含む): 352800000

約数和(自身を除く): 132343569

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 419, 1257, 1499, 3771, 4497, 5447, 11313, 13491, 16341, 19487, 40473, 49023, 58461, 147069, 175383, 526149, 628081, 1884243, 5652729, 8165053, 16958187, 24495159, 73485477, 220456431]

約数ペア:

[(1, 220456431), (3, 73485477), (9, 24495159), (13, 16958187), (27, 8165053), (39, 5652729), (117, 1884243), (351, 628081), (419, 526149), (1257, 175383), (1499, 147069), (3771, 58461), (4497, 49023), (5447, 40473), (11313, 19487), (13491, 16341)]