1580491521

素因数分解:

$3^4\times 7^3\times {\mathrm{163}}^1\times {\mathrm{349}}^1$

素因数の和:545

約数の個数: 80

約数和(自身を含む): 2778160000

約数和(自身を除く): 1197668479

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 163, 189, 343, 349, 441, 489, 567, 1029, 1047, 1141, 1323, 1467, 2443, 3087, 3141, 3423, 3969, 4401, 7329, 7987, 9261, 9423, 10269, 13203, 17101, 21987, 23961, 27783, 28269, 30807, 51303, 55909, 56887, 65961, 71883, 92421, 119707, 153909, 167727, 170661, 197883, 215649, 359121, 398209, 461727, 503181, 511983, 646947, 1077363, 1194627, 1385181, 1509543, 1535949, 2787463, 3232089, 3583881, 4528629, 4607847, 8362389, 9696267, 10751643, 19512241, 25087167, 32254929, 58536723, 75261501, 175610169, 225784503, 526830507, 1580491521]

約数ペア:

[(1, 1580491521), (3, 526830507), (7, 225784503), (9, 175610169), (21, 75261501), (27, 58536723), (49, 32254929), (63, 25087167), (81, 19512241), (147, 10751643), (163, 9696267), (189, 8362389), (343, 4607847), (349, 4528629), (441, 3583881), (489, 3232089), (567, 2787463), (1029, 1535949), (1047, 1509543), (1141, 1385181), (1323, 1194627), (1467, 1077363), (2443, 646947), (3087, 511983), (3141, 503181), (3423, 461727), (3969, 398209), (4401, 359121), (7329, 215649), (7987, 197883), (9261, 170661), (9423, 167727), (10269, 153909), (13203, 119707), (17101, 92421), (21987, 71883), (23961, 65961), (27783, 56887), (28269, 55909), (30807, 51303)]