26979855

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{977}}^1$

素因数の和:1255

約数の個数: 32

約数和(自身を含む): 49572864

約数和(自身を除く): 22593009

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 263, 789, 977, 1315, 1841, 2931, 3945, 4885, 5523, 6839, 9205, 14655, 20517, 27615, 34195, 102585, 256951, 770853, 1284755, 1798657, 3854265, 5395971, 8993285, 26979855]

約数ペア:

[(1, 26979855), (3, 8993285), (5, 5395971), (7, 3854265), (15, 1798657), (21, 1284755), (35, 770853), (105, 256951), (263, 102585), (789, 34195), (977, 27615), (1315, 20517), (1841, 14655), (2931, 9205), (3945, 6839), (4885, 5523)]