2780796538

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{323123}}^1$

素因数の和:323469

約数の個数: 16

約数和(自身を含む): 4505641056

約数和(自身を除く): 1724844518

約数列:

[1, 2, 13, 26, 331, 662, 4303, 8606, 323123, 646246, 4200599, 8401198, 106953713, 213907426, 1390398269, 2780796538]

約数ペア:

[(1, 2780796538), (2, 1390398269), (13, 213907426), (26, 106953713), (331, 8401198), (662, 4200599), (4303, 646246), (8606, 323123)]