279233110

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1987}}^1$

素因数の和:2077

約数の個数: 64

約数和(自身を含む): 577124352

約数和(自身を除く): 297891242

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 47, 65, 94, 115, 130, 230, 235, 299, 470, 598, 611, 1081, 1222, 1495, 1987, 2162, 2990, 3055, 3974, 5405, 6110, 9935, 10810, 14053, 19870, 25831, 28106, 45701, 51662, 70265, 91402, 93389, 129155, 140530, 186778, 228505, 258310, 457010, 466945, 594113, 933890, 1188226, 1214057, 2147947, 2428114, 2970565, 4295894, 5941130, 6070285, 10739735, 12140570, 21479470, 27923311, 55846622, 139616555, 279233110]

約数ペア:

[(1, 279233110), (2, 139616555), (5, 55846622), (10, 27923311), (13, 21479470), (23, 12140570), (26, 10739735), (46, 6070285), (47, 5941130), (65, 4295894), (94, 2970565), (115, 2428114), (130, 2147947), (230, 1214057), (235, 1188226), (299, 933890), (470, 594113), (598, 466945), (611, 457010), (1081, 258310), (1222, 228505), (1495, 186778), (1987, 140530), (2162, 129155), (2990, 93389), (3055, 91402), (3974, 70265), (5405, 51662), (6110, 45701), (9935, 28106), (10810, 25831), (14053, 19870)]