291470985

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{11587}}^1$

素因数の和:11654

約数の個数: 48

約数和(自身を含む): 556780224

約数和(自身を除く): 265309239

約数列:

[1, 3, 5, 9, 13, 15, 39, 43, 45, 65, 117, 129, 195, 215, 387, 559, 585, 645, 1677, 1935, 2795, 5031, 8385, 11587, 25155, 34761, 57935, 104283, 150631, 173805, 451893, 498241, 521415, 753155, 1355679, 1494723, 2259465, 2491205, 4484169, 6477133, 6778395, 7473615, 19431399, 22420845, 32385665, 58294197, 97156995, 291470985]

約数ペア:

[(1, 291470985), (3, 97156995), (5, 58294197), (9, 32385665), (13, 22420845), (15, 19431399), (39, 7473615), (43, 6778395), (45, 6477133), (65, 4484169), (117, 2491205), (129, 2259465), (195, 1494723), (215, 1355679), (387, 753155), (559, 521415), (585, 498241), (645, 451893), (1677, 173805), (1935, 150631), (2795, 104283), (5031, 57935), (8385, 34761), (11587, 25155)]