28856172

素因数分解:

$2^2\times 3^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{499}}^1$

素因数の和:646

約数の個数: 48

約数和(自身を含む): 69440000

約数和(自身を除く): 40583828

約数列:

[1, 2, 3, 4, 6, 12, 61, 79, 122, 158, 183, 237, 244, 316, 366, 474, 499, 732, 948, 998, 1497, 1996, 2994, 4819, 5988, 9638, 14457, 19276, 28914, 30439, 39421, 57828, 60878, 78842, 91317, 118263, 121756, 157684, 182634, 236526, 365268, 473052, 2404681, 4809362, 7214043, 9618724, 14428086, 28856172]

約数ペア:

[(1, 28856172), (2, 14428086), (3, 9618724), (4, 7214043), (6, 4809362), (12, 2404681), (61, 473052), (79, 365268), (122, 236526), (158, 182634), (183, 157684), (237, 121756), (244, 118263), (316, 91317), (366, 78842), (474, 60878), (499, 57828), (732, 39421), (948, 30439), (998, 28914), (1497, 19276), (1996, 14457), (2994, 9638), (4819, 5988)]