221704812

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{125683}}^1$

素因数の和:125707

約数の個数: 54

約数和(自身を含む): 651922908

約数和(自身を除く): 430218096

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, 441, 588, 882, 1764, 125683, 251366, 377049, 502732, 754098, 879781, 1131147, 1508196, 1759562, 2262294, 2639343, 3519124, 4524588, 5278686, 6158467, 7918029, 10557372, 12316934, 15836058, 18475401, 24633868, 31672116, 36950802, 55426203, 73901604, 110852406, 221704812]

約数ペア:

[(1, 221704812), (2, 110852406), (3, 73901604), (4, 55426203), (6, 36950802), (7, 31672116), (9, 24633868), (12, 18475401), (14, 15836058), (18, 12316934), (21, 10557372), (28, 7918029), (36, 6158467), (42, 5278686), (49, 4524588), (63, 3519124), (84, 2639343), (98, 2262294), (126, 1759562), (147, 1508196), (196, 1131147), (252, 879781), (294, 754098), (441, 502732), (588, 377049), (882, 251366), (1764, 125683)]