81649692

素因数分解:

$2^2\times 3^2\times {\mathrm{419}}^1\times {\mathrm{5413}}^1$

素因数の和:5842

約数の個数: 36

約数和(自身を含む): 206923080

約数和(自身を除く): 125273388

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 419, 838, 1257, 1676, 2514, 3771, 5028, 5413, 7542, 10826, 15084, 16239, 21652, 32478, 48717, 64956, 97434, 194868, 2268047, 4536094, 6804141, 9072188, 13608282, 20412423, 27216564, 40824846, 81649692]

約数ペア:

[(1, 81649692), (2, 40824846), (3, 27216564), (4, 20412423), (6, 13608282), (9, 9072188), (12, 6804141), (18, 4536094), (36, 2268047), (419, 194868), (838, 97434), (1257, 64956), (1676, 48717), (2514, 32478), (3771, 21652), (5028, 16239), (5413, 15084), (7542, 10826)]