890653311

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1\times {\mathrm{431}}^1$

素因数の和:676

約数の個数: 48

約数和(自身を含む): 1374796800

約数和(自身を除く): 484143489

約数列:

[1, 3, 9, 23, 67, 69, 149, 201, 207, 431, 447, 603, 1293, 1341, 1541, 3427, 3879, 4623, 9913, 9983, 10281, 13869, 28877, 29739, 29949, 30843, 64219, 86631, 89217, 89847, 192657, 229609, 259893, 577971, 664171, 688827, 1477037, 1992513, 2066481, 4302673, 4431111, 5977539, 12908019, 13293333, 38724057, 98961479, 296884437, 890653311]

約数ペア:

[(1, 890653311), (3, 296884437), (9, 98961479), (23, 38724057), (67, 13293333), (69, 12908019), (149, 5977539), (201, 4431111), (207, 4302673), (431, 2066481), (447, 1992513), (603, 1477037), (1293, 688827), (1341, 664171), (1541, 577971), (3427, 259893), (3879, 229609), (4623, 192657), (9913, 89847), (9983, 89217), (10281, 86631), (13869, 64219), (28877, 30843), (29739, 29949)]