31606770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{81043}}^1$

素因数の和:81066

約数の個数: 32

約数和(自身を含む): 81692352

約数和(自身を除く): 50085582

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 81043, 162086, 243129, 405215, 486258, 810430, 1053559, 1215645, 2107118, 2431290, 3160677, 5267795, 6321354, 10535590, 15803385, 31606770]

約数ペア:

[(1, 31606770), (2, 15803385), (3, 10535590), (5, 6321354), (6, 5267795), (10, 3160677), (13, 2431290), (15, 2107118), (26, 1215645), (30, 1053559), (39, 810430), (65, 486258), (78, 405215), (130, 243129), (195, 162086), (390, 81043)]