17680065

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1277}}^1$

素因数の和:1369

約数の個数: 32

約数和(自身を含む): 30917376

約数和(自身を除く): 13237311

約数列:

[1, 3, 5, 13, 15, 39, 65, 71, 195, 213, 355, 923, 1065, 1277, 2769, 3831, 4615, 6385, 13845, 16601, 19155, 49803, 83005, 90667, 249015, 272001, 453335, 1178671, 1360005, 3536013, 5893355, 17680065]

約数ペア:

[(1, 17680065), (3, 5893355), (5, 3536013), (13, 1360005), (15, 1178671), (39, 453335), (65, 272001), (71, 249015), (195, 90667), (213, 83005), (355, 49803), (923, 19155), (1065, 16601), (1277, 13845), (2769, 6385), (3831, 4615)]