30641786

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{128747}}^1$

素因数の和:128773

約数の個数: 16

約数和(自身を含む): 55619136

約数和(自身を除く): 24977350

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 128747, 257494, 901229, 1802458, 2188699, 4377398, 15320893, 30641786]

約数ペア:

[(1, 30641786), (2, 15320893), (7, 4377398), (14, 2188699), (17, 1802458), (34, 901229), (119, 257494), (238, 128747)]