900427017

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{823}}^1\times {\mathrm{983}}^1$

素因数の和:1869

約数の個数: 32

約数和(自身を含む): 1401090048

約数和(自身を除く): 500663031

約数列:

[1, 3, 7, 21, 53, 159, 371, 823, 983, 1113, 2469, 2949, 5761, 6881, 17283, 20643, 43619, 52099, 130857, 156297, 305333, 364693, 809009, 915999, 1094079, 2427027, 5663063, 16989189, 42877477, 128632431, 300142339, 900427017]

約数ペア:

[(1, 900427017), (3, 300142339), (7, 128632431), (21, 42877477), (53, 16989189), (159, 5663063), (371, 2427027), (823, 1094079), (983, 915999), (1113, 809009), (2469, 364693), (2949, 305333), (5761, 156297), (6881, 130857), (17283, 52099), (20643, 43619)]