9991376

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{337}}^1$

素因数の和:471

約数の個数: 40

約数和(自身を含む): 20746440

約数和(自身を除く): 10755064

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 109, 136, 218, 272, 337, 436, 674, 872, 1348, 1744, 1853, 2696, 3706, 5392, 5729, 7412, 11458, 14824, 22916, 29648, 36733, 45832, 73466, 91664, 146932, 293864, 587728, 624461, 1248922, 2497844, 4995688, 9991376]

約数ペア:

[(1, 9991376), (2, 4995688), (4, 2497844), (8, 1248922), (16, 624461), (17, 587728), (34, 293864), (68, 146932), (109, 91664), (136, 73466), (218, 45832), (272, 36733), (337, 29648), (436, 22916), (674, 14824), (872, 11458), (1348, 7412), (1744, 5729), (1853, 5392), (2696, 3706)]