1628385

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:229

約数の個数: 32

約数和(自身を含む): 2903040

約数和(自身を除く): 1274655

約数列:

[1, 3, 5, 11, 15, 33, 55, 71, 139, 165, 213, 355, 417, 695, 781, 1065, 1529, 2085, 2343, 3905, 4587, 7645, 9869, 11715, 22935, 29607, 49345, 108559, 148035, 325677, 542795, 1628385]

約数ペア:

[(1, 1628385), (3, 542795), (5, 325677), (11, 148035), (15, 108559), (33, 49345), (55, 29607), (71, 22935), (139, 11715), (165, 9869), (213, 7645), (355, 4587), (417, 3905), (695, 2343), (781, 2085), (1065, 1529)]