81961824

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{121967}}^1$

素因数の和:121987

約数の個数: 48

約数和(自身を含む): 245887488

約数和(自身を除く): 163925664

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 336, 672, 121967, 243934, 365901, 487868, 731802, 853769, 975736, 1463604, 1707538, 1951472, 2561307, 2927208, 3415076, 3902944, 5122614, 5854416, 6830152, 10245228, 11708832, 13660304, 20490456, 27320608, 40980912, 81961824]

約数ペア:

[(1, 81961824), (2, 40980912), (3, 27320608), (4, 20490456), (6, 13660304), (7, 11708832), (8, 10245228), (12, 6830152), (14, 5854416), (16, 5122614), (21, 3902944), (24, 3415076), (28, 2927208), (32, 2561307), (42, 1951472), (48, 1707538), (56, 1463604), (84, 975736), (96, 853769), (112, 731802), (168, 487868), (224, 365901), (336, 243934), (672, 121967)]