217438962

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{10847}}^1$

素因数の和:11122

約数の個数: 32

約数和(自身を含む): 470195712

約数和(自身を除く): 252756750

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 257, 514, 771, 1542, 3341, 6682, 10023, 10847, 20046, 21694, 32541, 65082, 141011, 282022, 423033, 846066, 2787679, 5575358, 8363037, 16726074, 36239827, 72479654, 108719481, 217438962]

約数ペア:

[(1, 217438962), (2, 108719481), (3, 72479654), (6, 36239827), (13, 16726074), (26, 8363037), (39, 5575358), (78, 2787679), (257, 846066), (514, 423033), (771, 282022), (1542, 141011), (3341, 65082), (6682, 32541), (10023, 21694), (10847, 20046)]