38909997

素因数分解:

$3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{8951}}^1$

素因数の和:8990

約数の個数: 32

約数和(自身を含む): 68751360

約数和(自身を除く): 29841363

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 161, 189, 207, 483, 621, 1449, 4347, 8951, 26853, 62657, 80559, 187971, 205873, 241677, 563913, 617619, 1441111, 1691739, 1852857, 4323333, 5558571, 12969999, 38909997]

約数ペア:

[(1, 38909997), (3, 12969999), (7, 5558571), (9, 4323333), (21, 1852857), (23, 1691739), (27, 1441111), (63, 617619), (69, 563913), (161, 241677), (189, 205873), (207, 187971), (483, 80559), (621, 62657), (1449, 26853), (4347, 8951)]