26906215

素因数分解:

$5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{263}}^1$

素因数の和:391

約数の個数: 32

約数和(自身を含む): 38522880

約数和(自身を除く): 11616665

約数列:

[1, 5, 7, 35, 37, 79, 185, 259, 263, 395, 553, 1295, 1315, 1841, 2765, 2923, 9205, 9731, 14615, 20461, 20777, 48655, 68117, 102305, 103885, 145439, 340585, 727195, 768749, 3843745, 5381243, 26906215]

約数ペア:

[(1, 26906215), (5, 5381243), (7, 3843745), (35, 768749), (37, 727195), (79, 340585), (185, 145439), (259, 103885), (263, 102305), (395, 68117), (553, 48655), (1295, 20777), (1315, 20461), (1841, 14615), (2765, 9731), (2923, 9205)]