221477439

素因数分解:

$3^1\times {\mathrm{317}}^1\times {\mathrm{463}}^1\times {\mathrm{503}}^1$

素因数の和:1286

約数の個数: 16

約数和(自身を含む): 297464832

約数和(自身を除く): 75987393

約数列:

[1, 3, 317, 463, 503, 951, 1389, 1509, 146771, 159451, 232889, 440313, 478353, 698667, 73825813, 221477439]

約数ペア:

[(1, 221477439), (3, 73825813), (317, 698667), (463, 478353), (503, 440313), (951, 232889), (1389, 159451), (1509, 146771)]