139138047

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{233}}^1\times {\mathrm{1301}}^1$

素因数の和:1560

約数の個数: 32

約数和(自身を含む): 219360960

約数和(自身を除く): 80222913

約数列:

[1, 3, 9, 17, 27, 51, 153, 233, 459, 699, 1301, 2097, 3903, 3961, 6291, 11709, 11883, 22117, 35127, 35649, 66351, 106947, 199053, 303133, 597159, 909399, 2728197, 5153261, 8184591, 15459783, 46379349, 139138047]

約数ペア:

[(1, 139138047), (3, 46379349), (9, 15459783), (17, 8184591), (27, 5153261), (51, 2728197), (153, 909399), (233, 597159), (459, 303133), (699, 199053), (1301, 106947), (2097, 66351), (3903, 35649), (3961, 35127), (6291, 22117), (11709, 11883)]