25251681

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{5441}}^1$

素因数の和:5481

約数の個数: 32

約数和(自身を含む): 43884288

約数和(自身を除く): 18632607

約数列:

[1, 3, 7, 13, 17, 21, 39, 51, 91, 119, 221, 273, 357, 663, 1547, 4641, 5441, 16323, 38087, 70733, 92497, 114261, 212199, 277491, 495131, 647479, 1202461, 1485393, 1942437, 3607383, 8417227, 25251681]

約数ペア:

[(1, 25251681), (3, 8417227), (7, 3607383), (13, 1942437), (17, 1485393), (21, 1202461), (39, 647479), (51, 495131), (91, 277491), (119, 212199), (221, 114261), (273, 92497), (357, 70733), (663, 38087), (1547, 16323), (4641, 5441)]