217439667

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{423859}}^1$

素因数の和:423887

約数の個数: 16

約数和(自身を含む): 339088000

約数和(自身を除く): 121648333

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 423859, 1271577, 3814731, 8053321, 11444193, 24159963, 72479889, 217439667]

約数ペア:

[(1, 217439667), (3, 72479889), (9, 24159963), (19, 11444193), (27, 8053321), (57, 3814731), (171, 1271577), (513, 423859)]