217356717

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{49727}}^1$

素因数の和:49808

約数の個数: 16

約数和(自身を含む): 305528832

約数和(自身を除く): 88172115

約数列:

[1, 3, 31, 47, 93, 141, 1457, 4371, 49727, 149181, 1541537, 2337169, 4624611, 7011507, 72452239, 217356717]

約数ペア:

[(1, 217356717), (3, 72452239), (31, 7011507), (47, 4624611), (93, 2337169), (141, 1541537), (1457, 149181), (4371, 49727)]