1989552078

素因数分解:

$2^1\times 3^3\times {\mathrm{521}}^1\times {\mathrm{70717}}^1$

素因数の和:71249

約数の個数: 32

約数和(自身を含む): 4429775520

約数和(自身を除く): 2440223442

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 521, 1042, 1563, 3126, 4689, 9378, 14067, 28134, 70717, 141434, 212151, 424302, 636453, 1272906, 1909359, 3818718, 36843557, 73687114, 110530671, 221061342, 331592013, 663184026, 994776039, 1989552078]

約数ペア:

[(1, 1989552078), (2, 994776039), (3, 663184026), (6, 331592013), (9, 221061342), (18, 110530671), (27, 73687114), (54, 36843557), (521, 3818718), (1042, 1909359), (1563, 1272906), (3126, 636453), (4689, 424302), (9378, 212151), (14067, 141434), (28134, 70717)]