81123912

素因数分解:

$2^3\times 3^2\times {\mathrm{41}}^1\times {\mathrm{27481}}^1$

素因数の和:27534

約数の個数: 48

約数和(自身を含む): 225077580

約数和(自身を除く): 143953668

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 41, 72, 82, 123, 164, 246, 328, 369, 492, 738, 984, 1476, 2952, 27481, 54962, 82443, 109924, 164886, 219848, 247329, 329772, 494658, 659544, 989316, 1126721, 1978632, 2253442, 3380163, 4506884, 6760326, 9013768, 10140489, 13520652, 20280978, 27041304, 40561956, 81123912]

約数ペア:

[(1, 81123912), (2, 40561956), (3, 27041304), (4, 20280978), (6, 13520652), (8, 10140489), (9, 9013768), (12, 6760326), (18, 4506884), (24, 3380163), (36, 2253442), (41, 1978632), (72, 1126721), (82, 989316), (123, 659544), (164, 494658), (246, 329772), (328, 247329), (369, 219848), (492, 164886), (738, 109924), (984, 82443), (1476, 54962), (2952, 27481)]