1988144676

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{876607}}^1$

素因数の和:876630

約数の個数: 60

約数和(自身を含む): 5939895808

約数和(自身を除く): 3951751132

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 252, 324, 378, 567, 756, 1134, 2268, 876607, 1753214, 2629821, 3506428, 5259642, 6136249, 7889463, 10519284, 12272498, 15778926, 18408747, 23668389, 24544996, 31557852, 36817494, 47336778, 55226241, 71005167, 73634988, 94673556, 110452482, 142010334, 165678723, 220904964, 284020668, 331357446, 497036169, 662714892, 994072338, 1988144676]

約数ペア:

[(1, 1988144676), (2, 994072338), (3, 662714892), (4, 497036169), (6, 331357446), (7, 284020668), (9, 220904964), (12, 165678723), (14, 142010334), (18, 110452482), (21, 94673556), (27, 73634988), (28, 71005167), (36, 55226241), (42, 47336778), (54, 36817494), (63, 31557852), (81, 24544996), (84, 23668389), (108, 18408747), (126, 15778926), (162, 12272498), (189, 10519284), (252, 7889463), (324, 6136249), (378, 5259642), (567, 3506428), (756, 2629821), (1134, 1753214), (2268, 876607)]