28557386

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3221}}^1$

素因数の和:3278

約数の個数: 32

約数和(自身を含む): 51964416

約数和(自身を除く): 23407030

約数列:

[1, 2, 11, 13, 22, 26, 31, 62, 143, 286, 341, 403, 682, 806, 3221, 4433, 6442, 8866, 35431, 41873, 70862, 83746, 99851, 199702, 460603, 921206, 1098361, 1298063, 2196722, 2596126, 14278693, 28557386]

約数ペア:

[(1, 28557386), (2, 14278693), (11, 2596126), (13, 2196722), (22, 1298063), (26, 1098361), (31, 921206), (62, 460603), (143, 199702), (286, 99851), (341, 83746), (403, 70862), (682, 41873), (806, 35431), (3221, 8866), (4433, 6442)]