81900914

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{6949}}^1$

素因数の和:7105

約数の個数: 16

約数和(自身を含む): 126100800

約数和(自身を除く): 44199886

約数列:

[1, 2, 71, 83, 142, 166, 5893, 6949, 11786, 13898, 493379, 576767, 986758, 1153534, 40950457, 81900914]

約数ペア:

[(1, 81900914), (2, 40950457), (71, 1153534), (83, 986758), (142, 576767), (166, 493379), (5893, 13898), (6949, 11786)]