331297408

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{5381}}^1$

素因数の和:5445

約数の個数: 64

約数和(自身を含む): 730122120

約数和(自身を除く): 398824712

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 37, 52, 64, 74, 104, 128, 148, 208, 296, 416, 481, 592, 832, 962, 1184, 1664, 1924, 2368, 3848, 4736, 5381, 7696, 10762, 15392, 21524, 30784, 43048, 61568, 69953, 86096, 139906, 172192, 199097, 279812, 344384, 398194, 559624, 688768, 796388, 1119248, 1592776, 2238496, 2588261, 3185552, 4476992, 5176522, 6371104, 8953984, 10353044, 12742208, 20706088, 25484416, 41412176, 82824352, 165648704, 331297408]

約数ペア:

[(1, 331297408), (2, 165648704), (4, 82824352), (8, 41412176), (13, 25484416), (16, 20706088), (26, 12742208), (32, 10353044), (37, 8953984), (52, 6371104), (64, 5176522), (74, 4476992), (104, 3185552), (128, 2588261), (148, 2238496), (208, 1592776), (296, 1119248), (416, 796388), (481, 688768), (592, 559624), (832, 398194), (962, 344384), (1184, 279812), (1664, 199097), (1924, 172192), (2368, 139906), (3848, 86096), (4736, 69953), (5381, 61568), (7696, 43048), (10762, 30784), (15392, 21524)]