7042321

素因数分解:

${\mathrm{11}}^4\times {\mathrm{13}}^1\times {\mathrm{37}}^1$

素因数の和:94

約数の個数: 20

約数和(自身を含む): 8567860

約数和(自身を除く): 1525539

約数列:

[1, 11, 13, 37, 121, 143, 407, 481, 1331, 1573, 4477, 5291, 14641, 17303, 49247, 58201, 190333, 541717, 640211, 7042321]

約数ペア:

[(1, 7042321), (11, 640211), (13, 541717), (37, 190333), (121, 58201), (143, 49247), (407, 17303), (481, 14641), (1331, 5291), (1573, 4477)]