1285888959

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{90371}}^1$

素因数の和:90428

約数の個数: 32

約数和(自身を含む): 2082170880

約数和(自身を除く): 796281921

約数列:

[1, 3, 9, 17, 27, 31, 51, 93, 153, 279, 459, 527, 837, 1581, 4743, 14229, 90371, 271113, 813339, 1536307, 2440017, 2801501, 4608921, 8404503, 13826763, 25213509, 41480289, 47625517, 75640527, 142876551, 428629653, 1285888959]

約数ペア:

[(1, 1285888959), (3, 428629653), (9, 142876551), (17, 75640527), (27, 47625517), (31, 41480289), (51, 25213509), (93, 13826763), (153, 8404503), (279, 4608921), (459, 2801501), (527, 2440017), (837, 1536307), (1581, 813339), (4743, 271113), (14229, 90371)]