681597557758

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{643}}^1\times {\mathrm{558497}}^1$

素因数の和:559228

約数の個数: 32

約数和(自身を含む): 1117862788896

約数和(自身を除く): 436265231138

約数列:

[1, 2, 13, 26, 73, 146, 643, 949, 1286, 1898, 8359, 16718, 46939, 93878, 558497, 610207, 1116994, 1220414, 7260461, 14520922, 40770281, 81540562, 359113571, 530013653, 718227142, 1060027306, 4668476423, 9336952846, 26215290683, 52430581366, 340798778879, 681597557758]

約数ペア:

[(1, 681597557758), (2, 340798778879), (13, 52430581366), (26, 26215290683), (73, 9336952846), (146, 4668476423), (643, 1060027306), (949, 718227142), (1286, 530013653), (1898, 359113571), (8359, 81540562), (16718, 40770281), (46939, 14520922), (93878, 7260461), (558497, 1220414), (610207, 1116994)]