259718875927

素因数分解:

$7^4\times {\mathrm{71}}^1\times {\mathrm{229}}^1\times {\mathrm{6653}}^1$

素因数の和:6981

約数の個数: 40

約数和(自身を含む): 308642862240

約数和(自身を除く): 48923986313

約数列:

[1, 7, 49, 71, 229, 343, 497, 1603, 2401, 3479, 6653, 11221, 16259, 24353, 46571, 78547, 113813, 170471, 325997, 472363, 549829, 796691, 1523537, 2281979, 3306541, 5576837, 10664759, 15973853, 23145787, 39037859, 74653313, 108171127, 162020509, 522573191, 757197889, 1134143563, 3658012337, 5300385223, 37102696561, 259718875927]

約数ペア:

[(1, 259718875927), (7, 37102696561), (49, 5300385223), (71, 3658012337), (229, 1134143563), (343, 757197889), (497, 522573191), (1603, 162020509), (2401, 108171127), (3479, 74653313), (6653, 39037859), (11221, 23145787), (16259, 15973853), (24353, 10664759), (46571, 5576837), (78547, 3306541), (113813, 2281979), (170471, 1523537), (325997, 796691), (472363, 549829)]