251086107

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{271}}^1\times {\mathrm{491}}^1$

素因数の和:819

約数の個数: 32

約数和(自身を含む): 366142464

約数和(自身を除く): 115056357

約数列:

[1, 3, 17, 37, 51, 111, 271, 491, 629, 813, 1473, 1887, 4607, 8347, 10027, 13821, 18167, 25041, 30081, 54501, 133061, 170459, 308839, 399183, 511377, 926517, 2262037, 4923257, 6786111, 14769771, 83695369, 251086107]

約数ペア:

[(1, 251086107), (3, 83695369), (17, 14769771), (37, 6786111), (51, 4923257), (111, 2262037), (271, 926517), (491, 511377), (629, 399183), (813, 308839), (1473, 170459), (1887, 133061), (4607, 54501), (8347, 30081), (10027, 25041), (13821, 18167)]