26821053

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{317}}^1$

素因数の和:426

約数の個数: 48

約数和(自身を含む): 47623680

約数和(自身を除く): 20802627

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 79, 119, 153, 237, 317, 357, 553, 711, 951, 1071, 1343, 1659, 2219, 2853, 4029, 4977, 5389, 6657, 9401, 12087, 16167, 19971, 25043, 28203, 37723, 48501, 75129, 84609, 113169, 175301, 225387, 339507, 425731, 525903, 1277193, 1577709, 2980117, 3831579, 8940351, 26821053]

約数ペア:

[(1, 26821053), (3, 8940351), (7, 3831579), (9, 2980117), (17, 1577709), (21, 1277193), (51, 525903), (63, 425731), (79, 339507), (119, 225387), (153, 175301), (237, 113169), (317, 84609), (357, 75129), (553, 48501), (711, 37723), (951, 28203), (1071, 25043), (1343, 19971), (1659, 16167), (2219, 12087), (2853, 9401), (4029, 6657), (4977, 5389)]