2215390616

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{6440089}}^1$

素因数の和:6440138

約数の個数: 16

約数和(自身を含む): 4250459400

約数和(自身を除く): 2035068784

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 6440089, 12880178, 25760356, 51520712, 276923827, 553847654, 1107695308, 2215390616]

約数ペア:

[(1, 2215390616), (2, 1107695308), (4, 553847654), (8, 276923827), (43, 51520712), (86, 25760356), (172, 12880178), (344, 6440089)]