418005

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{1327}}^1$

素因数の和:1345

約数の個数: 24

約数和(自身を含む): 828672

約数和(自身を除く): 410667

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 1327, 3981, 6635, 9289, 11943, 19905, 27867, 46445, 59715, 83601, 139335, 418005]

約数ペア:

[(1, 418005), (3, 139335), (5, 83601), (7, 59715), (9, 46445), (15, 27867), (21, 19905), (35, 11943), (45, 9289), (63, 6635), (105, 3981), (315, 1327)]