1242207

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{353}}^1$

素因数の和:399

約数の個数: 24

約数和(自身を含む): 1988064

約数和(自身を除く): 745857

約数列:

[1, 3, 9, 17, 23, 51, 69, 153, 207, 353, 391, 1059, 1173, 3177, 3519, 6001, 8119, 18003, 24357, 54009, 73071, 138023, 414069, 1242207]

約数ペア:

[(1, 1242207), (3, 414069), (9, 138023), (17, 73071), (23, 54009), (51, 24357), (69, 18003), (153, 8119), (207, 6001), (353, 3519), (391, 3177), (1059, 1173)]