61811316

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{81761}}^1$

素因数の和:81781

約数の個数: 48

約数和(自身を含む): 183146880

約数和(自身を除く): 121335564

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 81761, 163522, 245283, 327044, 490566, 572327, 735849, 981132, 1144654, 1471698, 1716981, 2207547, 2289308, 2943396, 3433962, 4415094, 5150943, 6867924, 8830188, 10301886, 15452829, 20603772, 30905658, 61811316]

約数ペア:

[(1, 61811316), (2, 30905658), (3, 20603772), (4, 15452829), (6, 10301886), (7, 8830188), (9, 6867924), (12, 5150943), (14, 4415094), (18, 3433962), (21, 2943396), (27, 2289308), (28, 2207547), (36, 1716981), (42, 1471698), (54, 1144654), (63, 981132), (84, 735849), (108, 572327), (126, 490566), (189, 327044), (252, 245283), (378, 163522), (756, 81761)]