1680698973

素因数分解:

$3^1\times {\mathrm{29}}^2\times {\mathrm{157}}^1\times {\mathrm{4243}}^1$

素因数の和:4461

約数の個数: 24

約数和(自身を含む): 2336203168

約数和(自身を除く): 655504195

約数列:

[1, 3, 29, 87, 157, 471, 841, 2523, 4243, 4553, 12729, 13659, 123047, 132037, 369141, 396111, 666151, 1998453, 3568363, 10705089, 19318379, 57955137, 560232991, 1680698973]

約数ペア:

[(1, 1680698973), (3, 560232991), (29, 57955137), (87, 19318379), (157, 10705089), (471, 3568363), (841, 1998453), (2523, 666151), (4243, 396111), (4553, 369141), (12729, 132037), (13659, 123047)]