91573144

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{20477}}^1$

素因数の和:20539

約数の個数: 32

約数和(自身を含む): 189216720

約数和(自身を除く): 97643576

約数列:

[1, 2, 4, 8, 13, 26, 43, 52, 86, 104, 172, 344, 559, 1118, 2236, 4472, 20477, 40954, 81908, 163816, 266201, 532402, 880511, 1064804, 1761022, 2129608, 3522044, 7044088, 11446643, 22893286, 45786572, 91573144]

約数ペア:

[(1, 91573144), (2, 45786572), (4, 22893286), (8, 11446643), (13, 7044088), (26, 3522044), (43, 2129608), (52, 1761022), (86, 1064804), (104, 880511), (172, 532402), (344, 266201), (559, 163816), (1118, 81908), (2236, 40954), (4472, 20477)]