3991002

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{499}}^1$

素因数の和:578

約数の個数: 32

約数和(自身を含む): 8448000

約数和(自身を除く): 4456998

約数列:

[1, 2, 3, 6, 31, 43, 62, 86, 93, 129, 186, 258, 499, 998, 1333, 1497, 2666, 2994, 3999, 7998, 15469, 21457, 30938, 42914, 46407, 64371, 92814, 128742, 665167, 1330334, 1995501, 3991002]

約数ペア:

[(1, 3991002), (2, 1995501), (3, 1330334), (6, 665167), (31, 128742), (43, 92814), (62, 64371), (86, 46407), (93, 42914), (129, 30938), (186, 21457), (258, 15469), (499, 7998), (998, 3999), (1333, 2994), (1497, 2666)]