726261789

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{211}}^1\times {\mathrm{2819}}^1$

素因数の和:3081

約数の個数: 32

約数和(自身を含む): 1090460160

約数和(自身を除く): 364198371

約数列:

[1, 3, 11, 33, 37, 111, 211, 407, 633, 1221, 2321, 2819, 6963, 7807, 8457, 23421, 31009, 85877, 93027, 104303, 257631, 312909, 594809, 1147333, 1784427, 3441999, 6542899, 19628697, 22007933, 66023799, 242087263, 726261789]

約数ペア:

[(1, 726261789), (3, 242087263), (11, 66023799), (33, 22007933), (37, 19628697), (111, 6542899), (211, 3441999), (407, 1784427), (633, 1147333), (1221, 594809), (2321, 312909), (2819, 257631), (6963, 104303), (7807, 93027), (8457, 85877), (23421, 31009)]