1915312

素因数分解:

$2^4\times 7^3\times {\mathrm{349}}^1$

素因数の和:378

約数の個数: 40

約数和(自身を含む): 4340000

約数和(自身を除く): 2424688

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 343, 349, 392, 686, 698, 784, 1372, 1396, 2443, 2744, 2792, 4886, 5488, 5584, 9772, 17101, 19544, 34202, 39088, 68404, 119707, 136808, 239414, 273616, 478828, 957656, 1915312]

約数ペア:

[(1, 1915312), (2, 957656), (4, 478828), (7, 273616), (8, 239414), (14, 136808), (16, 119707), (28, 68404), (49, 39088), (56, 34202), (98, 19544), (112, 17101), (196, 9772), (343, 5584), (349, 5488), (392, 4886), (686, 2792), (698, 2744), (784, 2443), (1372, 1396)]