8139170

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{457}}^1$

素因数の和:614

約数の個数: 32

約数和(自身を含む): 15927408

約数和(自身を除く): 7788238

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 137, 274, 457, 685, 914, 1370, 1781, 2285, 3562, 4570, 5941, 8905, 11882, 17810, 29705, 59410, 62609, 125218, 313045, 626090, 813917, 1627834, 4069585, 8139170]

約数ペア:

[(1, 8139170), (2, 4069585), (5, 1627834), (10, 813917), (13, 626090), (26, 313045), (65, 125218), (130, 62609), (137, 59410), (274, 29705), (457, 17810), (685, 11882), (914, 8905), (1370, 5941), (1781, 4570), (2285, 3562)]