28513286

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{3907}}^1$

素因数の和:4039

約数の個数: 16

約数和(自身を含む): 44316720

約数和(自身を除く): 15803434

約数列:

[1, 2, 41, 82, 89, 178, 3649, 3907, 7298, 7814, 160187, 320374, 347723, 695446, 14256643, 28513286]

約数ペア:

[(1, 28513286), (2, 14256643), (41, 695446), (82, 347723), (89, 320374), (178, 160187), (3649, 7814), (3907, 7298)]