313942395

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1249}}^1\times {\mathrm{1289}}^1$

素因数の和:2559

約数の個数: 32

約数和(自身を含む): 541800000

約数和(自身を除く): 227857605

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 1249, 1289, 3747, 3867, 6245, 6445, 16237, 16757, 18735, 19335, 48711, 50271, 81185, 83785, 243555, 251355, 1609961, 4829883, 8049805, 20929493, 24149415, 62788479, 104647465, 313942395]

約数ペア:

[(1, 313942395), (3, 104647465), (5, 62788479), (13, 24149415), (15, 20929493), (39, 8049805), (65, 4829883), (195, 1609961), (1249, 251355), (1289, 243555), (3747, 83785), (3867, 81185), (6245, 50271), (6445, 48711), (16237, 19335), (16757, 18735)]