391642022

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{613}}^1$

素因数の和:717

約数の個数: 64

約数和(自身を含む): 700254720

約数和(自身を除く): 308612698

約数列:

[1, 2, 17, 19, 23, 34, 38, 43, 46, 86, 323, 391, 437, 613, 646, 731, 782, 817, 874, 989, 1226, 1462, 1634, 1978, 7429, 10421, 11647, 13889, 14099, 14858, 16813, 18791, 20842, 23294, 26359, 27778, 28198, 33626, 37582, 52718, 197999, 239683, 267881, 319447, 395998, 448103, 479366, 500821, 535762, 606257, 638894, 896206, 1001642, 1212514, 4553977, 8513957, 9107954, 10306369, 11518883, 17027914, 20612738, 23037766, 195821011, 391642022]

約数ペア:

[(1, 391642022), (2, 195821011), (17, 23037766), (19, 20612738), (23, 17027914), (34, 11518883), (38, 10306369), (43, 9107954), (46, 8513957), (86, 4553977), (323, 1212514), (391, 1001642), (437, 896206), (613, 638894), (646, 606257), (731, 535762), (782, 500821), (817, 479366), (874, 448103), (989, 395998), (1226, 319447), (1462, 267881), (1634, 239683), (1978, 197999), (7429, 52718), (10421, 37582), (11647, 33626), (13889, 28198), (14099, 27778), (14858, 26359), (16813, 23294), (18791, 20842)]