26717985

素因数分解:

$3^3\times 5^1\times 7^3\times {\mathrm{577}}^1$

素因数の和:612

約数の個数: 64

約数和(自身を含む): 55488000

約数和(自身を除く): 28770015

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 49, 63, 105, 135, 147, 189, 245, 315, 343, 441, 577, 735, 945, 1029, 1323, 1715, 1731, 2205, 2885, 3087, 4039, 5145, 5193, 6615, 8655, 9261, 12117, 15435, 15579, 20195, 25965, 28273, 36351, 46305, 60585, 77895, 84819, 109053, 141365, 181755, 197911, 254457, 424095, 545265, 593733, 763371, 989555, 1272285, 1781199, 2968665, 3816855, 5343597, 8905995, 26717985]

約数ペア:

[(1, 26717985), (3, 8905995), (5, 5343597), (7, 3816855), (9, 2968665), (15, 1781199), (21, 1272285), (27, 989555), (35, 763371), (45, 593733), (49, 545265), (63, 424095), (105, 254457), (135, 197911), (147, 181755), (189, 141365), (245, 109053), (315, 84819), (343, 77895), (441, 60585), (577, 46305), (735, 36351), (945, 28273), (1029, 25965), (1323, 20195), (1715, 15579), (1731, 15435), (2205, 12117), (2885, 9261), (3087, 8655), (4039, 6615), (5145, 5193)]