81907308

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{108343}}^1$

素因数の和:108363

約数の個数: 48

約数和(自身を含む): 242690560

約数和(自身を除く): 160783252

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 108343, 216686, 325029, 433372, 650058, 758401, 975087, 1300116, 1516802, 1950174, 2275203, 2925261, 3033604, 3900348, 4550406, 5850522, 6825609, 9100812, 11701044, 13651218, 20476827, 27302436, 40953654, 81907308]

約数ペア:

[(1, 81907308), (2, 40953654), (3, 27302436), (4, 20476827), (6, 13651218), (7, 11701044), (9, 9100812), (12, 6825609), (14, 5850522), (18, 4550406), (21, 3900348), (27, 3033604), (28, 2925261), (36, 2275203), (42, 1950174), (54, 1516802), (63, 1300116), (84, 975087), (108, 758401), (126, 650058), (189, 433372), (252, 325029), (378, 216686), (756, 108343)]