9721245

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{13789}}^1$

素因数の和:13844

約数の個数: 16

約数和(自身を含む): 15886080

約数和(自身を除く): 6164835

約数列:

[1, 3, 5, 15, 47, 141, 235, 705, 13789, 41367, 68945, 206835, 648083, 1944249, 3240415, 9721245]

約数ペア:

[(1, 9721245), (3, 3240415), (5, 1944249), (15, 648083), (47, 206835), (141, 68945), (235, 41367), (705, 13789)]