243749715

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{263}}^1$

素因数の和:460

約数の個数: 64

約数和(自身を含む): 440681472

約数和(自身を除く): 196931757

約数列:

[1, 3, 5, 11, 15, 33, 41, 55, 123, 137, 165, 205, 263, 411, 451, 615, 685, 789, 1315, 1353, 1507, 2055, 2255, 2893, 3945, 4521, 5617, 6765, 7535, 8679, 10783, 14465, 16851, 22605, 28085, 32349, 36031, 43395, 53915, 61787, 84255, 108093, 118613, 161745, 180155, 185361, 308935, 355839, 396341, 540465, 593065, 926805, 1189023, 1477271, 1779195, 1981705, 4431813, 5945115, 7386355, 16249981, 22159065, 48749943, 81249905, 243749715]

約数ペア:

[(1, 243749715), (3, 81249905), (5, 48749943), (11, 22159065), (15, 16249981), (33, 7386355), (41, 5945115), (55, 4431813), (123, 1981705), (137, 1779195), (165, 1477271), (205, 1189023), (263, 926805), (411, 593065), (451, 540465), (615, 396341), (685, 355839), (789, 308935), (1315, 185361), (1353, 180155), (1507, 161745), (2055, 118613), (2255, 108093), (2893, 84255), (3945, 61787), (4521, 53915), (5617, 43395), (6765, 36031), (7535, 32349), (8679, 28085), (10783, 22605), (14465, 16851)]