1213942465

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{487}}^1\times {\mathrm{17191}}^1$

素因数の和:17712

約数の個数: 16

約数和(自身を含む): 1510145280

約数和(自身を除く): 296202815

約数列:

[1, 5, 29, 145, 487, 2435, 14123, 17191, 70615, 85955, 498539, 2492695, 8372017, 41860085, 242788493, 1213942465]

約数ペア:

[(1, 1213942465), (5, 242788493), (29, 41860085), (145, 8372017), (487, 2492695), (2435, 498539), (14123, 85955), (17191, 70615)]