279792214

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{487}}^1\times {\mathrm{1163}}^1$

素因数の和:1684

約数の個数: 32

約数和(自身を含む): 477146880

約数和(自身を除く): 197354666

約数列:

[1, 2, 13, 19, 26, 38, 247, 487, 494, 974, 1163, 2326, 6331, 9253, 12662, 15119, 18506, 22097, 30238, 44194, 120289, 240578, 287261, 566381, 574522, 1132762, 7362953, 10761239, 14725906, 21522478, 139896107, 279792214]

約数ペア:

[(1, 279792214), (2, 139896107), (13, 21522478), (19, 14725906), (26, 10761239), (38, 7362953), (247, 1132762), (487, 574522), (494, 566381), (974, 287261), (1163, 240578), (2326, 120289), (6331, 44194), (9253, 30238), (12662, 22097), (15119, 18506)]