553233668

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{818393}}^1$

素因数の和:818423

約数の個数: 18

約数和(自身を含む): 1048362714

約数和(自身を除く): 495129046

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 818393, 1636786, 3273572, 10639109, 21278218, 42556436, 138308417, 276616834, 553233668]

約数ペア:

[(1, 553233668), (2, 276616834), (4, 138308417), (13, 42556436), (26, 21278218), (52, 10639109), (169, 3273572), (338, 1636786), (676, 818393)]