2780726

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{433}}^1$

素因数の和:480

約数の個数: 24

約数和(自身を含む): 4765320

約数和(自身を除く): 1984594

約数列:

[1, 2, 13, 19, 26, 38, 169, 247, 338, 433, 494, 866, 3211, 5629, 6422, 8227, 11258, 16454, 73177, 106951, 146354, 213902, 1390363, 2780726]

約数ペア:

[(1, 2780726), (2, 1390363), (13, 213902), (19, 146354), (26, 106951), (38, 73177), (169, 16454), (247, 11258), (338, 8227), (433, 6422), (494, 5629), (866, 3211)]