12925905

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{229}}^1$

素因数の和:361

約数の個数: 32

約数和(自身を含む): 21461760

約数和(自身を除く): 8535855

約数列:

[1, 3, 5, 15, 53, 71, 159, 213, 229, 265, 355, 687, 795, 1065, 1145, 3435, 3763, 11289, 12137, 16259, 18815, 36411, 48777, 56445, 60685, 81295, 182055, 243885, 861727, 2585181, 4308635, 12925905]

約数ペア:

[(1, 12925905), (3, 4308635), (5, 2585181), (15, 861727), (53, 243885), (71, 182055), (159, 81295), (213, 60685), (229, 56445), (265, 48777), (355, 36411), (687, 18815), (795, 16259), (1065, 12137), (1145, 11289), (3435, 3763)]