87209829

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1777}}^1$

素因数の和:1850

約数の個数: 48

約数和(自身を含む): 155326080

約数和(自身を除く): 68116251

約数列:

[1, 3, 7, 9, 19, 21, 41, 57, 63, 123, 133, 171, 287, 369, 399, 779, 861, 1197, 1777, 2337, 2583, 5331, 5453, 7011, 12439, 15993, 16359, 33763, 37317, 49077, 72857, 101289, 111951, 218571, 236341, 303867, 509999, 655713, 709023, 1384283, 1529997, 2127069, 4152849, 4589991, 9689981, 12458547, 29069943, 87209829]

約数ペア:

[(1, 87209829), (3, 29069943), (7, 12458547), (9, 9689981), (19, 4589991), (21, 4152849), (41, 2127069), (57, 1529997), (63, 1384283), (123, 709023), (133, 655713), (171, 509999), (287, 303867), (369, 236341), (399, 218571), (779, 111951), (861, 101289), (1197, 72857), (1777, 49077), (2337, 37317), (2583, 33763), (5331, 16359), (5453, 15993), (7011, 12439)]