69890721

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{599}}^1$

素因数の和:733

約数の個数: 32

約数和(自身を含む): 103680000

約数和(自身を除く): 33789279

約数列:

[1, 3, 19, 23, 57, 69, 89, 267, 437, 599, 1311, 1691, 1797, 2047, 5073, 6141, 11381, 13777, 34143, 38893, 41331, 53311, 116679, 159933, 261763, 785289, 1012909, 1226153, 3038727, 3678459, 23296907, 69890721]

約数ペア:

[(1, 69890721), (3, 23296907), (19, 3678459), (23, 3038727), (57, 1226153), (69, 1012909), (89, 785289), (267, 261763), (437, 159933), (599, 116679), (1311, 53311), (1691, 41331), (1797, 38893), (2047, 34143), (5073, 13777), (6141, 11381)]