248979135

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{28181}}^1$

素因数の和:28239

約数の個数: 32

約数和(自身を含む): 432875520

約数和(自身を除く): 183896385

約数列:

[1, 3, 5, 15, 19, 31, 57, 93, 95, 155, 285, 465, 589, 1767, 2945, 8835, 28181, 84543, 140905, 422715, 535439, 873611, 1606317, 2620833, 2677195, 4368055, 8031585, 13104165, 16598609, 49795827, 82993045, 248979135]

約数ペア:

[(1, 248979135), (3, 82993045), (5, 49795827), (15, 16598609), (19, 13104165), (31, 8031585), (57, 4368055), (93, 2677195), (95, 2620833), (155, 1606317), (285, 873611), (465, 535439), (589, 422715), (1767, 140905), (2945, 84543), (8835, 28181)]