212322747

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{487}}^1\times {\mathrm{1597}}^1$

素因数の和:2107

約数の個数: 32

約数和(自身を含む): 349361152

約数和(自身を除く): 137038405

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 487, 1461, 1597, 3409, 4791, 6331, 10227, 11179, 18993, 20761, 33537, 44317, 62283, 132951, 145327, 435981, 777739, 2333217, 5444173, 10110607, 16332519, 30331821, 70774249, 212322747]

約数ペア:

[(1, 212322747), (3, 70774249), (7, 30331821), (13, 16332519), (21, 10110607), (39, 5444173), (91, 2333217), (273, 777739), (487, 435981), (1461, 145327), (1597, 132951), (3409, 62283), (4791, 44317), (6331, 33537), (10227, 20761), (11179, 18993)]