26218465

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1987}}^1$

素因数の和:2041

約数の個数: 32

約数和(自身を含む): 40078080

約数和(自身を除く): 13859615

約数列:

[1, 5, 7, 13, 29, 35, 65, 91, 145, 203, 377, 455, 1015, 1885, 1987, 2639, 9935, 13195, 13909, 25831, 57623, 69545, 129155, 180817, 288115, 403361, 749099, 904085, 2016805, 3745495, 5243693, 26218465]

約数ペア:

[(1, 26218465), (5, 5243693), (7, 3745495), (13, 2016805), (29, 904085), (35, 749099), (65, 403361), (91, 288115), (145, 180817), (203, 129155), (377, 69545), (455, 57623), (1015, 25831), (1885, 13909), (1987, 13195), (2639, 9935)]