64645218

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{67}}^1\times {\mathrm{443}}^1$

素因数の和:540

約数の個数: 72

約数和(自身を含む): 156605904

約数和(自身を除く): 91960686

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 67, 99, 121, 134, 198, 201, 242, 363, 402, 443, 603, 726, 737, 886, 1089, 1206, 1329, 1474, 2178, 2211, 2658, 3987, 4422, 4873, 6633, 7974, 8107, 9746, 13266, 14619, 16214, 24321, 29238, 29681, 43857, 48642, 53603, 59362, 72963, 87714, 89043, 107206, 145926, 160809, 178086, 267129, 321618, 326491, 482427, 534258, 652982, 964854, 979473, 1958946, 2938419, 3591401, 5876838, 7182802, 10774203, 21548406, 32322609, 64645218]

約数ペア:

[(1, 64645218), (2, 32322609), (3, 21548406), (6, 10774203), (9, 7182802), (11, 5876838), (18, 3591401), (22, 2938419), (33, 1958946), (66, 979473), (67, 964854), (99, 652982), (121, 534258), (134, 482427), (198, 326491), (201, 321618), (242, 267129), (363, 178086), (402, 160809), (443, 145926), (603, 107206), (726, 89043), (737, 87714), (886, 72963), (1089, 59362), (1206, 53603), (1329, 48642), (1474, 43857), (2178, 29681), (2211, 29238), (2658, 24321), (3987, 16214), (4422, 14619), (4873, 13266), (6633, 9746), (7974, 8107)]