291211121487

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{18346319}}^1$

素因数の和:18346383

約数の個数: 32

約数和(自身を含む): 468491627520

約数和(自身を除く): 177280506033

約数列:

[1, 3, 11, 13, 33, 37, 39, 111, 143, 407, 429, 481, 1221, 1443, 5291, 15873, 18346319, 55038957, 201809509, 238502147, 605428527, 678813803, 715506441, 2036441409, 2623523617, 7466951833, 7870570851, 8824579439, 22400855499, 26473738317, 97070373829, 291211121487]

約数ペア:

[(1, 291211121487), (3, 97070373829), (11, 26473738317), (13, 22400855499), (33, 8824579439), (37, 7870570851), (39, 7466951833), (111, 2623523617), (143, 2036441409), (407, 715506441), (429, 678813803), (481, 605428527), (1221, 238502147), (1443, 201809509), (5291, 55038957), (15873, 18346319)]