1282128536

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{1613}}^1\times {\mathrm{7643}}^1$

素因数の和:9275

約数の個数: 32

約数和(自身を含む): 2590857360

約数和(自身を除く): 1308728824

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 1613, 3226, 6452, 7643, 12904, 15286, 20969, 30572, 41938, 61144, 83876, 99359, 167752, 198718, 397436, 794872, 12328159, 24656318, 49312636, 98625272, 160266067, 320532134, 641064268, 1282128536]

約数ペア:

[(1, 1282128536), (2, 641064268), (4, 320532134), (8, 160266067), (13, 98625272), (26, 49312636), (52, 24656318), (104, 12328159), (1613, 794872), (3226, 397436), (6452, 198718), (7643, 167752), (12904, 99359), (15286, 83876), (20969, 61144), (30572, 41938)]