221323687

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{8317}}^1$

素因数の和:8442

約数の個数: 16

約数和(自身を含む): 251536320

約数和(自身を除く): 30212633

約数列:

[1, 13, 23, 89, 299, 1157, 2047, 8317, 26611, 108121, 191291, 740213, 2486783, 9622769, 17024899, 221323687]

約数ペア:

[(1, 221323687), (13, 17024899), (23, 9622769), (89, 2486783), (299, 740213), (1157, 191291), (2047, 108121), (8317, 26611)]