31747846

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{389}}^1$

素因数の和:520

約数の個数: 32

約数和(自身を含む): 53333280

約数和(自身を除く): 21585434

約数列:

[1, 2, 13, 26, 43, 73, 86, 146, 389, 559, 778, 949, 1118, 1898, 3139, 5057, 6278, 10114, 16727, 28397, 33454, 40807, 56794, 81614, 217451, 369161, 434902, 738322, 1221071, 2442142, 15873923, 31747846]

約数ペア:

[(1, 31747846), (2, 15873923), (13, 2442142), (26, 1221071), (43, 738322), (73, 434902), (86, 369161), (146, 217451), (389, 81614), (559, 56794), (778, 40807), (949, 33454), (1118, 28397), (1898, 16727), (3139, 10114), (5057, 6278)]