259617215

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{15787}}^1$

素因数の和:15839

約数の個数: 32

約数和(自身を含む): 381943296

約数和(自身を除く): 122326081

約数列:

[1, 5, 11, 13, 23, 55, 65, 115, 143, 253, 299, 715, 1265, 1495, 3289, 15787, 16445, 78935, 173657, 205231, 363101, 868285, 1026155, 1815505, 2257541, 3994111, 4720313, 11287705, 19970555, 23601565, 51923443, 259617215]

約数ペア:

[(1, 259617215), (5, 51923443), (11, 23601565), (13, 19970555), (23, 11287705), (55, 4720313), (65, 3994111), (115, 2257541), (143, 1815505), (253, 1026155), (299, 868285), (715, 363101), (1265, 205231), (1495, 173657), (3289, 78935), (15787, 16445)]