31971045

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{449}}^1$

素因数の和:605

約数の個数: 32

約数和(自身を含む): 52876800

約数和(自身を除く): 20905755

約数列:

[1, 3, 5, 15, 47, 101, 141, 235, 303, 449, 505, 705, 1347, 1515, 2245, 4747, 6735, 14241, 21103, 23735, 45349, 63309, 71205, 105515, 136047, 226745, 316545, 680235, 2131403, 6394209, 10657015, 31971045]

約数ペア:

[(1, 31971045), (3, 10657015), (5, 6394209), (15, 2131403), (47, 680235), (101, 316545), (141, 226745), (235, 136047), (303, 105515), (449, 71205), (505, 63309), (705, 45349), (1347, 23735), (1515, 21103), (2245, 14241), (4747, 6735)]