389478544

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{8629}}^1$

素因数の和:8688

約数の個数: 80

約数和(自身を含む): 958827520

約数和(自身を除く): 569348976

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 52, 56, 62, 91, 104, 112, 124, 182, 208, 217, 248, 364, 403, 434, 496, 728, 806, 868, 1456, 1612, 1736, 2821, 3224, 3472, 5642, 6448, 8629, 11284, 17258, 22568, 34516, 45136, 60403, 69032, 112177, 120806, 138064, 224354, 241612, 267499, 448708, 483224, 534998, 785239, 897416, 966448, 1069996, 1570478, 1794832, 1872493, 2139992, 3140956, 3477487, 3744986, 4279984, 6281912, 6954974, 7489972, 12563824, 13909948, 14979944, 24342409, 27819896, 29959888, 48684818, 55639792, 97369636, 194739272, 389478544]

約数ペア:

[(1, 389478544), (2, 194739272), (4, 97369636), (7, 55639792), (8, 48684818), (13, 29959888), (14, 27819896), (16, 24342409), (26, 14979944), (28, 13909948), (31, 12563824), (52, 7489972), (56, 6954974), (62, 6281912), (91, 4279984), (104, 3744986), (112, 3477487), (124, 3140956), (182, 2139992), (208, 1872493), (217, 1794832), (248, 1570478), (364, 1069996), (403, 966448), (434, 897416), (496, 785239), (728, 534998), (806, 483224), (868, 448708), (1456, 267499), (1612, 241612), (1736, 224354), (2821, 138064), (3224, 120806), (3472, 112177), (5642, 69032), (6448, 60403), (8629, 45136), (11284, 34516), (17258, 22568)]