42402568

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{407717}}^1$

素因数の和:407736

約数の個数: 16

約数和(自身を含む): 85620780

約数和(自身を除く): 43218212

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 407717, 815434, 1630868, 3261736, 5300321, 10600642, 21201284, 42402568]

約数ペア:

[(1, 42402568), (2, 21201284), (4, 10600642), (8, 5300321), (13, 3261736), (26, 1630868), (52, 815434), (104, 407717)]