25957113

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{47}}^1$

素因数の和:111

約数の個数: 72

約数和(自身を含む): 47037312

約数和(自身を除く): 21080199

約数列:

[1, 3, 7, 13, 17, 21, 39, 47, 49, 51, 91, 119, 141, 147, 221, 273, 289, 329, 357, 611, 637, 663, 799, 833, 867, 987, 1547, 1833, 1911, 2023, 2303, 2397, 2499, 3757, 4277, 4641, 5593, 6069, 6909, 10387, 10829, 11271, 12831, 13583, 14161, 16779, 26299, 29939, 31161, 32487, 39151, 40749, 42483, 72709, 78897, 89817, 95081, 117453, 176579, 184093, 218127, 285243, 508963, 529737, 552279, 665567, 1236053, 1526889, 1996701, 3708159, 8652371, 25957113]

約数ペア:

[(1, 25957113), (3, 8652371), (7, 3708159), (13, 1996701), (17, 1526889), (21, 1236053), (39, 665567), (47, 552279), (49, 529737), (51, 508963), (91, 285243), (119, 218127), (141, 184093), (147, 176579), (221, 117453), (273, 95081), (289, 89817), (329, 78897), (357, 72709), (611, 42483), (637, 40749), (663, 39151), (799, 32487), (833, 31161), (867, 29939), (987, 26299), (1547, 16779), (1833, 14161), (1911, 13583), (2023, 12831), (2303, 11271), (2397, 10829), (2499, 10387), (3757, 6909), (4277, 6069), (4641, 5593)]