72440207

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{421}}^1\times {\mathrm{523}}^1$

素因数の和:998

約数の個数: 16

約数和(自身を含む): 84913152

約数和(自身を除く): 12472945

約数列:

[1, 7, 47, 329, 421, 523, 2947, 3661, 19787, 24581, 138509, 172067, 220183, 1541281, 10348601, 72440207]

約数ペア:

[(1, 72440207), (7, 10348601), (47, 1541281), (329, 220183), (421, 172067), (523, 138509), (2947, 24581), (3661, 19787)]