1625421

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1$

素因数の和:213

約数の個数: 32

約数和(自身を含む): 2730240

約数和(自身を除く): 1104819

約数列:

[1, 3, 7, 17, 21, 29, 51, 87, 119, 157, 203, 357, 471, 493, 609, 1099, 1479, 2669, 3297, 3451, 4553, 8007, 10353, 13659, 18683, 31871, 56049, 77401, 95613, 232203, 541807, 1625421]

約数ペア:

[(1, 1625421), (3, 541807), (7, 232203), (17, 95613), (21, 77401), (29, 56049), (51, 31871), (87, 18683), (119, 13659), (157, 10353), (203, 8007), (357, 4553), (471, 3451), (493, 3297), (609, 2669), (1099, 1479)]