87161854

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{2417}}^1$

素因数の和:2524

約数の個数: 32

約数和(自身を含む): 150302880

約数和(自身を除く): 63141026

約数列:

[1, 2, 13, 19, 26, 38, 73, 146, 247, 494, 949, 1387, 1898, 2417, 2774, 4834, 18031, 31421, 36062, 45923, 62842, 91846, 176441, 352882, 596999, 1193998, 2293733, 3352379, 4587466, 6704758, 43580927, 87161854]

約数ペア:

[(1, 87161854), (2, 43580927), (13, 6704758), (19, 4587466), (26, 3352379), (38, 2293733), (73, 1193998), (146, 596999), (247, 352882), (494, 176441), (949, 91846), (1387, 62842), (1898, 45923), (2417, 36062), (2774, 31421), (4834, 18031)]