28456113

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{193}}^1$

素因数の和:286

約数の個数: 48

約数和(自身を含む): 47770560

約数和(自身を除く): 19314447

約数列:

[1, 3, 7, 17, 21, 49, 51, 59, 119, 147, 177, 193, 357, 413, 579, 833, 1003, 1239, 1351, 2499, 2891, 3009, 3281, 4053, 7021, 8673, 9457, 9843, 11387, 21063, 22967, 28371, 34161, 49147, 68901, 79709, 147441, 160769, 193579, 239127, 482307, 557963, 580737, 1355053, 1673889, 4065159, 9485371, 28456113]

約数ペア:

[(1, 28456113), (3, 9485371), (7, 4065159), (17, 1673889), (21, 1355053), (49, 580737), (51, 557963), (59, 482307), (119, 239127), (147, 193579), (177, 160769), (193, 147441), (357, 79709), (413, 68901), (579, 49147), (833, 34161), (1003, 28371), (1239, 22967), (1351, 21063), (2499, 11387), (2891, 9843), (3009, 9457), (3281, 8673), (4053, 7021)]