81039924

素因数分解:

$2^2\times 3^2\times 7^3\times {\mathrm{6563}}^1$

素因数の和:6594

約数の個数: 72

約数和(自身を含む): 238929600

約数和(自身を除く): 157889676

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 343, 441, 588, 686, 882, 1029, 1372, 1764, 2058, 3087, 4116, 6174, 6563, 12348, 13126, 19689, 26252, 39378, 45941, 59067, 78756, 91882, 118134, 137823, 183764, 236268, 275646, 321587, 413469, 551292, 643174, 826938, 964761, 1286348, 1653876, 1929522, 2251109, 2894283, 3859044, 4502218, 5788566, 6753327, 9004436, 11577132, 13506654, 20259981, 27013308, 40519962, 81039924]

約数ペア:

[(1, 81039924), (2, 40519962), (3, 27013308), (4, 20259981), (6, 13506654), (7, 11577132), (9, 9004436), (12, 6753327), (14, 5788566), (18, 4502218), (21, 3859044), (28, 2894283), (36, 2251109), (42, 1929522), (49, 1653876), (63, 1286348), (84, 964761), (98, 826938), (126, 643174), (147, 551292), (196, 413469), (252, 321587), (294, 275646), (343, 236268), (441, 183764), (588, 137823), (686, 118134), (882, 91882), (1029, 78756), (1372, 59067), (1764, 45941), (2058, 39378), (3087, 26252), (4116, 19689), (6174, 13126), (6563, 12348)]