81752554

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{2267}}^1$

素因数の和:2374

約数の個数: 32

約数和(自身を含む): 140978880

約数和(自身を除く): 59226326

約数列:

[1, 2, 13, 19, 26, 38, 73, 146, 247, 494, 949, 1387, 1898, 2267, 2774, 4534, 18031, 29471, 36062, 43073, 58942, 86146, 165491, 330982, 559949, 1119898, 2151383, 3144329, 4302766, 6288658, 40876277, 81752554]

約数ペア:

[(1, 81752554), (2, 40876277), (13, 6288658), (19, 4302766), (26, 3144329), (38, 2151383), (73, 1119898), (146, 559949), (247, 330982), (494, 165491), (949, 86146), (1387, 58942), (1898, 43073), (2267, 36062), (2774, 29471), (4534, 18031)]