20131990155

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{130927}}^1$

素因数の和:131025

約数の個数: 64

約数和(自身を含む): 38461409280

約数和(自身を除く): 18329419125

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 67, 85, 135, 153, 201, 255, 335, 459, 603, 765, 1005, 1139, 1809, 2295, 3015, 3417, 5695, 9045, 10251, 17085, 30753, 51255, 130927, 153765, 392781, 654635, 1178343, 1963905, 2225759, 3535029, 5891715, 6677277, 8772109, 11128795, 17675145, 20031831, 26316327, 33386385, 43860545, 60095493, 78948981, 100159155, 131581635, 149125853, 236846943, 300477465, 394744905, 447377559, 745629265, 1184234715, 1342132677, 2236887795, 4026398031, 6710663385, 20131990155]

約数ペア:

[(1, 20131990155), (3, 6710663385), (5, 4026398031), (9, 2236887795), (15, 1342132677), (17, 1184234715), (27, 745629265), (45, 447377559), (51, 394744905), (67, 300477465), (85, 236846943), (135, 149125853), (153, 131581635), (201, 100159155), (255, 78948981), (335, 60095493), (459, 43860545), (603, 33386385), (765, 26316327), (1005, 20031831), (1139, 17675145), (1809, 11128795), (2295, 8772109), (3015, 6677277), (3417, 5891715), (5695, 3535029), (9045, 2225759), (10251, 1963905), (17085, 1178343), (30753, 654635), (51255, 392781), (130927, 153765)]