328005

素因数分解:

$3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1$

素因数の和:245

約数の個数: 24

約数和(自身を含む): 586872

約数和(自身を除く): 258867

約数列:

[1, 3, 5, 9, 15, 37, 45, 111, 185, 197, 333, 555, 591, 985, 1665, 1773, 2955, 7289, 8865, 21867, 36445, 65601, 109335, 328005]

約数ペア:

[(1, 328005), (3, 109335), (5, 65601), (9, 36445), (15, 21867), (37, 8865), (45, 7289), (111, 2955), (185, 1773), (197, 1665), (333, 985), (555, 591)]