1242345

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{277}}^1$

素因数の和:321

約数の個数: 32

約数和(自身を含む): 2241792

約数和(自身を除く): 999447

約数列:

[1, 3, 5, 13, 15, 23, 39, 65, 69, 115, 195, 277, 299, 345, 831, 897, 1385, 1495, 3601, 4155, 4485, 6371, 10803, 18005, 19113, 31855, 54015, 82823, 95565, 248469, 414115, 1242345]

約数ペア:

[(1, 1242345), (3, 414115), (5, 248469), (13, 95565), (15, 82823), (23, 54015), (39, 31855), (65, 19113), (69, 18005), (115, 10803), (195, 6371), (277, 4485), (299, 4155), (345, 3601), (831, 1495), (897, 1385)]