647098970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{130201}}^1$

素因数の和:130286

約数の個数: 32

約数和(自身を含む): 1349934336

約数和(自身を除く): 702835366

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 71, 142, 355, 497, 710, 994, 2485, 4970, 130201, 260402, 651005, 911407, 1302010, 1822814, 4557035, 9114070, 9244271, 18488542, 46221355, 64709897, 92442710, 129419794, 323549485, 647098970]

約数ペア:

[(1, 647098970), (2, 323549485), (5, 129419794), (7, 92442710), (10, 64709897), (14, 46221355), (35, 18488542), (70, 9244271), (71, 9114070), (142, 4557035), (355, 1822814), (497, 1302010), (710, 911407), (994, 651005), (2485, 260402), (4970, 130201)]