2720712961

素因数分解:

${\mathrm{19}}^2\times {\mathrm{59}}^1\times {\mathrm{127739}}^1$

素因数の和:127836

約数の個数: 12

約数和(自身を含む): 2920136400

約数和(自身を除く): 199423439

約数列:

[1, 19, 59, 361, 1121, 21299, 127739, 2427041, 7536601, 46113779, 143195419, 2720712961]

約数ペア:

[(1, 2720712961), (19, 143195419), (59, 46113779), (361, 7536601), (1121, 2427041), (21299, 127739)]