83321217

素因数分解:

$3^4\times 7^3\times {\mathrm{2999}}^1$

素因数の和:3032

約数の個数: 40

約数和(自身を含む): 145200000

約数和(自身を除く): 61878783

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 343, 441, 567, 1029, 1323, 2999, 3087, 3969, 8997, 9261, 20993, 26991, 27783, 62979, 80973, 146951, 188937, 242919, 440853, 566811, 1028657, 1322559, 1700433, 3085971, 3967677, 9257913, 11903031, 27773739, 83321217]

約数ペア:

[(1, 83321217), (3, 27773739), (7, 11903031), (9, 9257913), (21, 3967677), (27, 3085971), (49, 1700433), (63, 1322559), (81, 1028657), (147, 566811), (189, 440853), (343, 242919), (441, 188937), (567, 146951), (1029, 80973), (1323, 62979), (2999, 27783), (3087, 26991), (3969, 20993), (8997, 9261)]