81582264

素因数分解:

$2^3\times 3^2\times {\mathrm{53}}^1\times {\mathrm{21379}}^1$

素因数の和:21444

約数の個数: 48

約数和(自身を含む): 225131400

約数和(自身を除く): 143549136

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 53, 72, 106, 159, 212, 318, 424, 477, 636, 954, 1272, 1908, 3816, 21379, 42758, 64137, 85516, 128274, 171032, 192411, 256548, 384822, 513096, 769644, 1133087, 1539288, 2266174, 3399261, 4532348, 6798522, 9064696, 10197783, 13597044, 20395566, 27194088, 40791132, 81582264]

約数ペア:

[(1, 81582264), (2, 40791132), (3, 27194088), (4, 20395566), (6, 13597044), (8, 10197783), (9, 9064696), (12, 6798522), (18, 4532348), (24, 3399261), (36, 2266174), (53, 1539288), (72, 1133087), (106, 769644), (159, 513096), (212, 384822), (318, 256548), (424, 192411), (477, 171032), (636, 128274), (954, 85516), (1272, 64137), (1908, 42758), (3816, 21379)]