391690512

素因数分解:

$2^4\times 3^3\times {\mathrm{906691}}^1$

素因数の和:906708

約数の個数: 40

約数和(自身を含む): 1124298080

約数和(自身を除く): 732607568

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 432, 906691, 1813382, 2720073, 3626764, 5440146, 7253528, 8160219, 10880292, 14507056, 16320438, 21760584, 24480657, 32640876, 43521168, 48961314, 65281752, 97922628, 130563504, 195845256, 391690512]

約数ペア:

[(1, 391690512), (2, 195845256), (3, 130563504), (4, 97922628), (6, 65281752), (8, 48961314), (9, 43521168), (12, 32640876), (16, 24480657), (18, 21760584), (24, 16320438), (27, 14507056), (36, 10880292), (48, 8160219), (54, 7253528), (72, 5440146), (108, 3626764), (144, 2720073), (216, 1813382), (432, 906691)]