421662488

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{227}}^1\times {\mathrm{337}}^1$

素因数の和:636

約数の個数: 64

約数和(自身を含む): 873905760

約数和(自身を除く): 452243272

約数列:

[1, 2, 4, 8, 13, 26, 52, 53, 104, 106, 212, 227, 337, 424, 454, 674, 689, 908, 1348, 1378, 1816, 2696, 2756, 2951, 4381, 5512, 5902, 8762, 11804, 12031, 17524, 17861, 23608, 24062, 35048, 35722, 48124, 71444, 76499, 96248, 142888, 152998, 156403, 232193, 305996, 312806, 464386, 611992, 625612, 928772, 994487, 1251224, 1857544, 1988974, 3977948, 4054447, 7955896, 8108894, 16217788, 32435576, 52707811, 105415622, 210831244, 421662488]

約数ペア:

[(1, 421662488), (2, 210831244), (4, 105415622), (8, 52707811), (13, 32435576), (26, 16217788), (52, 8108894), (53, 7955896), (104, 4054447), (106, 3977948), (212, 1988974), (227, 1857544), (337, 1251224), (424, 994487), (454, 928772), (674, 625612), (689, 611992), (908, 464386), (1348, 312806), (1378, 305996), (1816, 232193), (2696, 156403), (2756, 152998), (2951, 142888), (4381, 96248), (5512, 76499), (5902, 71444), (8762, 48124), (11804, 35722), (12031, 35048), (17524, 24062), (17861, 23608)]