69931281

素因数分解:

$3^1\times 7^2\times {\mathrm{41}}^2\times {\mathrm{283}}^1$

素因数の和:382

約数の個数: 36

約数和(自身を含む): 111567696

約数和(自身を除く): 41636415

約数列:

[1, 3, 7, 21, 41, 49, 123, 147, 283, 287, 849, 861, 1681, 1981, 2009, 5043, 5943, 6027, 11603, 11767, 13867, 34809, 35301, 41601, 81221, 82369, 243663, 247107, 475723, 568547, 1427169, 1705641, 3330061, 9990183, 23310427, 69931281]

約数ペア:

[(1, 69931281), (3, 23310427), (7, 9990183), (21, 3330061), (41, 1705641), (49, 1427169), (123, 568547), (147, 475723), (283, 247107), (287, 243663), (849, 82369), (861, 81221), (1681, 41601), (1981, 35301), (2009, 34809), (5043, 13867), (5943, 11767), (6027, 11603)]