67990945

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{691}}^1\times {\mathrm{1789}}^1$

素因数の和:2496

約数の個数: 16

約数和(自身を含む): 89184960

約数和(自身を除く): 21194015

約数列:

[1, 5, 11, 55, 691, 1789, 3455, 7601, 8945, 19679, 38005, 98395, 1236199, 6180995, 13598189, 67990945]

約数ペア:

[(1, 67990945), (5, 13598189), (11, 6180995), (55, 1236199), (691, 98395), (1789, 38005), (3455, 19679), (7601, 8945)]