28453256

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{1997}}^1$

素因数の和:2153

約数の個数: 32

約数和(自身を含む): 57902040

約数和(自身を除く): 29448784

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 137, 274, 548, 1096, 1781, 1997, 3562, 3994, 7124, 7988, 14248, 15976, 25961, 51922, 103844, 207688, 273589, 547178, 1094356, 2188712, 3556657, 7113314, 14226628, 28453256]

約数ペア:

[(1, 28453256), (2, 14226628), (4, 7113314), (8, 3556657), (13, 2188712), (26, 1094356), (52, 547178), (104, 273589), (137, 207688), (274, 103844), (548, 51922), (1096, 25961), (1781, 15976), (1997, 14248), (3562, 7988), (3994, 7124)]