31279388

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{65713}}^1$

素因数の和:65741

約数の個数: 24

約数和(自身を含む): 66239712

約数和(自身を除く): 34960324

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 65713, 131426, 262852, 459991, 919982, 1117121, 1839964, 2234242, 4468484, 7819847, 15639694, 31279388]

約数ペア:

[(1, 31279388), (2, 15639694), (4, 7819847), (7, 4468484), (14, 2234242), (17, 1839964), (28, 1117121), (34, 919982), (68, 459991), (119, 262852), (238, 131426), (476, 65713)]