1291260327

素因数分解:

$3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{523}}^1\times {\mathrm{1321}}^1$

素因数の和:1943

約数の個数: 32

約数和(自身を含む): 1995056640

約数和(自身を除く): 703796313

約数列:

[1, 3, 7, 21, 89, 267, 523, 623, 1321, 1569, 1869, 3661, 3963, 9247, 10983, 27741, 46547, 117569, 139641, 325829, 352707, 690883, 822983, 977487, 2072649, 2468949, 4836181, 14508543, 61488587, 184465761, 430420109, 1291260327]

約数ペア:

[(1, 1291260327), (3, 430420109), (7, 184465761), (21, 61488587), (89, 14508543), (267, 4836181), (523, 2468949), (623, 2072649), (1321, 977487), (1569, 822983), (1869, 690883), (3661, 352707), (3963, 325829), (9247, 139641), (10983, 117569), (27741, 46547)]