64941695

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{2693}}^1$

素因数の和:2771

約数の個数: 32

約数和(自身を含む): 97759872

約数和(自身を除く): 32818177

約数列:

[1, 5, 7, 13, 35, 53, 65, 91, 265, 371, 455, 689, 1855, 2693, 3445, 4823, 13465, 18851, 24115, 35009, 94255, 142729, 175045, 245063, 713645, 999103, 1225315, 1855477, 4995515, 9277385, 12988339, 64941695]

約数ペア:

[(1, 64941695), (5, 12988339), (7, 9277385), (13, 4995515), (35, 1855477), (53, 1225315), (65, 999103), (91, 713645), (265, 245063), (371, 175045), (455, 142729), (689, 94255), (1855, 35009), (2693, 24115), (3445, 18851), (4823, 13465)]