31827009

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{631}}^1$

素因数の和:717

約数の個数: 32

約数和(自身を含む): 48052224

約数和(自身を除く): 16225215

約数列:

[1, 3, 17, 23, 43, 51, 69, 129, 391, 631, 731, 989, 1173, 1893, 2193, 2967, 10727, 14513, 16813, 27133, 32181, 43539, 50439, 81399, 246721, 461261, 624059, 740163, 1383783, 1872177, 10609003, 31827009]

約数ペア:

[(1, 31827009), (3, 10609003), (17, 1872177), (23, 1383783), (43, 740163), (51, 624059), (69, 461261), (129, 246721), (391, 81399), (631, 50439), (731, 43539), (989, 32181), (1173, 27133), (1893, 16813), (2193, 14513), (2967, 10727)]