18508149

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{617}}^1$

素因数の和:738

約数の個数: 32

約数和(自身を含む): 30257280

約数和(自身を除く): 11749131

約数列:

[1, 3, 9, 11, 27, 33, 99, 101, 297, 303, 617, 909, 1111, 1851, 2727, 3333, 5553, 6787, 9999, 16659, 20361, 29997, 61083, 62317, 183249, 186951, 560853, 685487, 1682559, 2056461, 6169383, 18508149]

約数ペア:

[(1, 18508149), (3, 6169383), (9, 2056461), (11, 1682559), (27, 685487), (33, 560853), (99, 186951), (101, 183249), (297, 62317), (303, 61083), (617, 29997), (909, 20361), (1111, 16659), (1851, 9999), (2727, 6787), (3333, 5553)]