1280837796

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{324427}}^1$

素因数の和:324488

約数の個数: 48

約数和(自身を含む): 3488249856

約数和(自身を除く): 2207412060

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 47, 84, 94, 141, 188, 282, 329, 564, 658, 987, 1316, 1974, 3948, 324427, 648854, 973281, 1297708, 1946562, 2270989, 3893124, 4541978, 6812967, 9083956, 13625934, 15248069, 27251868, 30496138, 45744207, 60992276, 91488414, 106736483, 182976828, 213472966, 320209449, 426945932, 640418898, 1280837796]

約数ペア:

[(1, 1280837796), (2, 640418898), (3, 426945932), (4, 320209449), (6, 213472966), (7, 182976828), (12, 106736483), (14, 91488414), (21, 60992276), (28, 45744207), (42, 30496138), (47, 27251868), (84, 15248069), (94, 13625934), (141, 9083956), (188, 6812967), (282, 4541978), (329, 3893124), (564, 2270989), (658, 1946562), (987, 1297708), (1316, 973281), (1974, 648854), (3948, 324427)]