28448848

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{317}}^1$

素因数の和:475

約数の個数: 40

約数和(自身を含む): 56782080

約数和(自身を除く): 28333232

約数列:

[1, 2, 4, 8, 16, 71, 79, 142, 158, 284, 316, 317, 568, 632, 634, 1136, 1264, 1268, 2536, 5072, 5609, 11218, 22436, 22507, 25043, 44872, 45014, 50086, 89744, 90028, 100172, 180056, 200344, 360112, 400688, 1778053, 3556106, 7112212, 14224424, 28448848]

約数ペア:

[(1, 28448848), (2, 14224424), (4, 7112212), (8, 3556106), (16, 1778053), (71, 400688), (79, 360112), (142, 200344), (158, 180056), (284, 100172), (316, 90028), (317, 89744), (568, 50086), (632, 45014), (634, 44872), (1136, 25043), (1264, 22507), (1268, 22436), (2536, 11218), (5072, 5609)]