1640712

素因数分解:

$2^3\times 3^1\times {\mathrm{137}}^1\times {\mathrm{499}}^1$

素因数の和:645

約数の個数: 32

約数和(自身を含む): 4140000

約数和(自身を除く): 2499288

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 137, 274, 411, 499, 548, 822, 998, 1096, 1497, 1644, 1996, 2994, 3288, 3992, 5988, 11976, 68363, 136726, 205089, 273452, 410178, 546904, 820356, 1640712]

約数ペア:

[(1, 1640712), (2, 820356), (3, 546904), (4, 410178), (6, 273452), (8, 205089), (12, 136726), (24, 68363), (137, 11976), (274, 5988), (411, 3992), (499, 3288), (548, 2994), (822, 1996), (998, 1644), (1096, 1497)]