1242207904

素因数分解:

$2^5\times 7^1\times {\mathrm{61}}^1\times {\mathrm{90911}}^1$

素因数の和:90989

約数の個数: 48

約数和(自身を含む): 2840818176

約数和(自身を除く): 1598610272

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 61, 112, 122, 224, 244, 427, 488, 854, 976, 1708, 1952, 3416, 6832, 13664, 90911, 181822, 363644, 636377, 727288, 1272754, 1454576, 2545508, 2909152, 5091016, 5545571, 10182032, 11091142, 20364064, 22182284, 38818997, 44364568, 77637994, 88729136, 155275988, 177458272, 310551976, 621103952, 1242207904]

約数ペア:

[(1, 1242207904), (2, 621103952), (4, 310551976), (7, 177458272), (8, 155275988), (14, 88729136), (16, 77637994), (28, 44364568), (32, 38818997), (56, 22182284), (61, 20364064), (112, 11091142), (122, 10182032), (224, 5545571), (244, 5091016), (427, 2909152), (488, 2545508), (854, 1454576), (976, 1272754), (1708, 727288), (1952, 636377), (3416, 363644), (6832, 181822), (13664, 90911)]