991291015

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{14293}}^1$

素因数の和:14419

約数の個数: 32

約数和(自身を含む): 1412018496

約数和(自身を除く): 420727481

約数列:

[1, 5, 11, 13, 55, 65, 97, 143, 485, 715, 1067, 1261, 5335, 6305, 13871, 14293, 69355, 71465, 157223, 185809, 786115, 929045, 1386421, 2043899, 6932105, 10219495, 15250631, 18023473, 76253155, 90117365, 198258203, 991291015]

約数ペア:

[(1, 991291015), (5, 198258203), (11, 90117365), (13, 76253155), (55, 18023473), (65, 15250631), (97, 10219495), (143, 6932105), (485, 2043899), (715, 1386421), (1067, 929045), (1261, 786115), (5335, 185809), (6305, 157223), (13871, 71465), (14293, 69355)]