127840905

素因数分解:

$3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{179}}^1\times {\mathrm{269}}^1$

素因数の和:518

約数の個数: 48

約数和(自身を含む): 227448000

約数和(自身を除く): 99607095

約数列:

[1, 3, 5, 9, 15, 45, 59, 177, 179, 269, 295, 531, 537, 807, 885, 895, 1345, 1611, 2421, 2655, 2685, 4035, 8055, 10561, 12105, 15871, 31683, 47613, 48151, 52805, 79355, 95049, 142839, 144453, 158415, 238065, 240755, 433359, 475245, 714195, 722265, 2166795, 2840909, 8522727, 14204545, 25568181, 42613635, 127840905]

約数ペア:

[(1, 127840905), (3, 42613635), (5, 25568181), (9, 14204545), (15, 8522727), (45, 2840909), (59, 2166795), (177, 722265), (179, 714195), (269, 475245), (295, 433359), (531, 240755), (537, 238065), (807, 158415), (885, 144453), (895, 142839), (1345, 95049), (1611, 79355), (2421, 52805), (2655, 48151), (2685, 47613), (4035, 31683), (8055, 15871), (10561, 12105)]