1423721656

素因数分解:

$2^3\times 7^3\times {\mathrm{211}}^1\times {\mathrm{2459}}^1$

素因数の和:2697

約数の個数: 64

約数和(自身を含む): 3129120000

約数和(自身を除く): 1705398344

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 211, 343, 392, 422, 686, 844, 1372, 1477, 1688, 2459, 2744, 2954, 4918, 5908, 9836, 10339, 11816, 17213, 19672, 20678, 34426, 41356, 68852, 72373, 82712, 120491, 137704, 144746, 240982, 289492, 481964, 518849, 578984, 843437, 963928, 1037698, 1686874, 2075396, 3373748, 3631943, 4150792, 6747496, 7263886, 14527772, 25423601, 29055544, 50847202, 101694404, 177965207, 203388808, 355930414, 711860828, 1423721656]

約数ペア:

[(1, 1423721656), (2, 711860828), (4, 355930414), (7, 203388808), (8, 177965207), (14, 101694404), (28, 50847202), (49, 29055544), (56, 25423601), (98, 14527772), (196, 7263886), (211, 6747496), (343, 4150792), (392, 3631943), (422, 3373748), (686, 2075396), (844, 1686874), (1372, 1037698), (1477, 963928), (1688, 843437), (2459, 578984), (2744, 518849), (2954, 481964), (4918, 289492), (5908, 240982), (9836, 144746), (10339, 137704), (11816, 120491), (17213, 82712), (19672, 72373), (20678, 68852), (34426, 41356)]