289986648

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{55681}}^1$

素因数の和:55728

約数の個数: 64

約数和(自身を含む): 855275520

約数和(自身を除く): 565288872

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 31, 42, 56, 62, 84, 93, 124, 168, 186, 217, 248, 372, 434, 651, 744, 868, 1302, 1736, 2604, 5208, 55681, 111362, 167043, 222724, 334086, 389767, 445448, 668172, 779534, 1169301, 1336344, 1559068, 1726111, 2338602, 3118136, 3452222, 4677204, 5178333, 6904444, 9354408, 10356666, 12082777, 13808888, 20713332, 24165554, 36248331, 41426664, 48331108, 72496662, 96662216, 144993324, 289986648]

約数ペア:

[(1, 289986648), (2, 144993324), (3, 96662216), (4, 72496662), (6, 48331108), (7, 41426664), (8, 36248331), (12, 24165554), (14, 20713332), (21, 13808888), (24, 12082777), (28, 10356666), (31, 9354408), (42, 6904444), (56, 5178333), (62, 4677204), (84, 3452222), (93, 3118136), (124, 2338602), (168, 1726111), (186, 1559068), (217, 1336344), (248, 1169301), (372, 779534), (434, 668172), (651, 445448), (744, 389767), (868, 334086), (1302, 222724), (1736, 167043), (2604, 111362), (5208, 55681)]