66978414

素因数分解:

$2^1\times 3^4\times {\mathrm{31}}^1\times {\mathrm{13337}}^1$

素因数の和:13382

約数の個数: 40

約数和(自身を含む): 154934208

約数和(自身を除く): 87955794

約数列:

[1, 2, 3, 6, 9, 18, 27, 31, 54, 62, 81, 93, 162, 186, 279, 558, 837, 1674, 2511, 5022, 13337, 26674, 40011, 80022, 120033, 240066, 360099, 413447, 720198, 826894, 1080297, 1240341, 2160594, 2480682, 3721023, 7442046, 11163069, 22326138, 33489207, 66978414]

約数ペア:

[(1, 66978414), (2, 33489207), (3, 22326138), (6, 11163069), (9, 7442046), (18, 3721023), (27, 2480682), (31, 2160594), (54, 1240341), (62, 1080297), (81, 826894), (93, 720198), (162, 413447), (186, 360099), (279, 240066), (558, 120033), (837, 80022), (1674, 40011), (2511, 26674), (5022, 13337)]