31140141

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:289

約数の個数: 32

約数和(自身を含む): 45619200

約数和(自身を除く): 14479059

約数列:

[1, 3, 17, 51, 59, 79, 131, 177, 237, 393, 1003, 1343, 2227, 3009, 4029, 4661, 6681, 7729, 10349, 13983, 23187, 31047, 79237, 131393, 175933, 237711, 394179, 527799, 610591, 1831773, 10380047, 31140141]

約数ペア:

[(1, 31140141), (3, 10380047), (17, 1831773), (51, 610591), (59, 527799), (79, 394179), (131, 237711), (177, 175933), (237, 131393), (393, 79237), (1003, 31047), (1343, 23187), (2227, 13983), (3009, 10349), (4029, 7729), (4661, 6681)]