42989115

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{283}}^1$

素因数の和:364

約数の個数: 64

約数和(自身を含む): 80156160

約数和(自身を除く): 37167045

約数列:

[1, 3, 5, 13, 15, 19, 39, 41, 57, 65, 95, 123, 195, 205, 247, 283, 285, 533, 615, 741, 779, 849, 1235, 1415, 1599, 2337, 2665, 3679, 3705, 3895, 4245, 5377, 7995, 10127, 11037, 11603, 11685, 16131, 18395, 26885, 30381, 34809, 50635, 55185, 58015, 69901, 80655, 150839, 151905, 174045, 209703, 220457, 349505, 452517, 661371, 754195, 1048515, 1102285, 2262585, 2865941, 3306855, 8597823, 14329705, 42989115]

約数ペア:

[(1, 42989115), (3, 14329705), (5, 8597823), (13, 3306855), (15, 2865941), (19, 2262585), (39, 1102285), (41, 1048515), (57, 754195), (65, 661371), (95, 452517), (123, 349505), (195, 220457), (205, 209703), (247, 174045), (283, 151905), (285, 150839), (533, 80655), (615, 69901), (741, 58015), (779, 55185), (849, 50635), (1235, 34809), (1415, 30381), (1599, 26885), (2337, 18395), (2665, 16131), (3679, 11685), (3705, 11603), (3895, 11037), (4245, 10127), (5377, 7995)]