74257239

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{593}}^1$

素因数の和:759

約数の個数: 32

約数和(自身を含む): 116328960

約数和(自身を除く): 42071721

約数列:

[1, 3, 7, 21, 67, 89, 201, 267, 469, 593, 623, 1407, 1779, 1869, 4151, 5963, 12453, 17889, 39731, 41741, 52777, 119193, 125223, 158331, 278117, 369439, 834351, 1108317, 3536059, 10608177, 24752413, 74257239]

約数ペア:

[(1, 74257239), (3, 24752413), (7, 10608177), (21, 3536059), (67, 1108317), (89, 834351), (201, 369439), (267, 278117), (469, 158331), (593, 125223), (623, 119193), (1407, 52777), (1779, 41741), (1869, 39731), (4151, 17889), (5963, 12453)]