87900878

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{2917}}^1$

素因数の和:3012

約数の個数: 32

約数和(自身を含む): 151969440

約数和(自身を除く): 64068562

約数列:

[1, 2, 13, 19, 26, 38, 61, 122, 247, 494, 793, 1159, 1586, 2318, 2917, 5834, 15067, 30134, 37921, 55423, 75842, 110846, 177937, 355874, 720499, 1440998, 2313181, 3380803, 4626362, 6761606, 43950439, 87900878]

約数ペア:

[(1, 87900878), (2, 43950439), (13, 6761606), (19, 4626362), (26, 3380803), (38, 2313181), (61, 1440998), (122, 720499), (247, 355874), (494, 177937), (793, 110846), (1159, 75842), (1586, 55423), (2318, 37921), (2917, 30134), (5834, 15067)]