201212890

素因数分解:

$2^1\times 5^1\times {\mathrm{1283}}^1\times {\mathrm{15683}}^1$

素因数の和:16973

約数の個数: 16

約数和(自身を含む): 362488608

約数和(自身を除く): 161275718

約数列:

[1, 2, 5, 10, 1283, 2566, 6415, 12830, 15683, 31366, 78415, 156830, 20121289, 40242578, 100606445, 201212890]

約数ペア:

[(1, 201212890), (2, 100606445), (5, 40242578), (10, 20121289), (1283, 156830), (2566, 78415), (6415, 31366), (12830, 15683)]