25492537

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:225

約数の個数: 32

約数和(自身を含む): 32659200

約数和(自身を除く): 7166663

約数列:

[1, 7, 17, 29, 83, 89, 119, 203, 493, 581, 623, 1411, 1513, 2407, 2581, 3451, 7387, 9877, 10591, 16849, 18067, 40919, 43877, 51709, 125579, 214223, 286433, 307139, 879053, 1499561, 3641791, 25492537]

約数ペア:

[(1, 25492537), (7, 3641791), (17, 1499561), (29, 879053), (83, 307139), (89, 286433), (119, 214223), (203, 125579), (493, 51709), (581, 43877), (623, 40919), (1411, 18067), (1513, 16849), (2407, 10591), (2581, 9877), (3451, 7387)]