628245

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{607}}^1$

素因数の和:641

約数の個数: 24

約数和(自身を含む): 1138176

約数和(自身を除く): 509931

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 607, 1035, 1821, 3035, 5463, 9105, 13961, 27315, 41883, 69805, 125649, 209415, 628245]

約数ペア:

[(1, 628245), (3, 209415), (5, 125649), (9, 69805), (15, 41883), (23, 27315), (45, 13961), (69, 9105), (115, 5463), (207, 3035), (345, 1821), (607, 1035)]