8141925

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:234

約数の個数: 48

約数和(自身を含む): 14999040

約数和(自身を除く): 6857115

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 71, 75, 139, 165, 213, 275, 355, 417, 695, 781, 825, 1065, 1529, 1775, 2085, 2343, 3475, 3905, 4587, 5325, 7645, 9869, 10425, 11715, 19525, 22935, 29607, 38225, 49345, 58575, 108559, 114675, 148035, 246725, 325677, 542795, 740175, 1628385, 2713975, 8141925]

約数ペア:

[(1, 8141925), (3, 2713975), (5, 1628385), (11, 740175), (15, 542795), (25, 325677), (33, 246725), (55, 148035), (71, 114675), (75, 108559), (139, 58575), (165, 49345), (213, 38225), (275, 29607), (355, 22935), (417, 19525), (695, 11715), (781, 10425), (825, 9869), (1065, 7645), (1529, 5325), (1775, 4587), (2085, 3905), (2343, 3475)]