752409

素因数分解:

$3^4\times 7^1\times {\mathrm{1327}}^1$

素因数の和:1346

約数の個数: 20

約数和(自身を含む): 1285504

約数和(自身を除く): 533095

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 1327, 3981, 9289, 11943, 27867, 35829, 83601, 107487, 250803, 752409]

約数ペア:

[(1, 752409), (3, 250803), (7, 107487), (9, 83601), (21, 35829), (27, 27867), (63, 11943), (81, 9289), (189, 3981), (567, 1327)]