634853908

素因数分解:

$2^2\times {\mathrm{13}}^4\times {\mathrm{5557}}^1$

素因数の和:5613

約数の個数: 30

約数和(自身を含む): 1203790546

約数和(自身を除く): 568936638

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 2197, 4394, 5557, 8788, 11114, 22228, 28561, 57122, 72241, 114244, 144482, 288964, 939133, 1878266, 3756532, 12208729, 24417458, 48834916, 158713477, 317426954, 634853908]

約数ペア:

[(1, 634853908), (2, 317426954), (4, 158713477), (13, 48834916), (26, 24417458), (52, 12208729), (169, 3756532), (338, 1878266), (676, 939133), (2197, 288964), (4394, 144482), (5557, 114244), (8788, 72241), (11114, 57122), (22228, 28561)]