72211473

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{271}}^1$

素因数の和:490

約数の個数: 32

約数和(自身を含む): 109670400

約数和(自身を除く): 37458927

約数列:

[1, 3, 9, 27, 71, 139, 213, 271, 417, 639, 813, 1251, 1917, 2439, 3753, 7317, 9869, 19241, 29607, 37669, 57723, 88821, 113007, 173169, 266463, 339021, 519507, 1017063, 2674499, 8023497, 24070491, 72211473]

約数ペア:

[(1, 72211473), (3, 24070491), (9, 8023497), (27, 2674499), (71, 1017063), (139, 519507), (213, 339021), (271, 266463), (417, 173169), (639, 113007), (813, 88821), (1251, 57723), (1917, 37669), (2439, 29607), (3753, 19241), (7317, 9869)]