221649551

素因数分解:

${\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{349}}^1\times {\mathrm{521}}^1$

素因数の和:946

約数の個数: 16

約数和(自身を含む): 236779200

約数和(自身を除く): 15129649

約数列:

[1, 23, 53, 349, 521, 1219, 8027, 11983, 18497, 27613, 181829, 425431, 635099, 4182067, 9636937, 221649551]

約数ペア:

[(1, 221649551), (23, 9636937), (53, 4182067), (349, 635099), (521, 425431), (1219, 181829), (8027, 27613), (11983, 18497)]