268599981

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{563}}^1\times {\mathrm{941}}^1$

素因数の和:1533

約数の個数: 24

約数和(自身を含む): 388902816

約数和(自身を除く): 120302835

約数列:

[1, 3, 13, 39, 169, 507, 563, 941, 1689, 2823, 7319, 12233, 21957, 36699, 95147, 159029, 285441, 477087, 529783, 1589349, 6887179, 20661537, 89533327, 268599981]

約数ペア:

[(1, 268599981), (3, 89533327), (13, 20661537), (39, 6887179), (169, 1589349), (507, 529783), (563, 477087), (941, 285441), (1689, 159029), (2823, 95147), (7319, 36699), (12233, 21957)]