660996856

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{28759}}^1$

素因数の和:28808

約数の個数: 48

約数和(自身を含む): 1421031600

約数和(自身を除く): 760034744

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 169, 221, 338, 442, 676, 884, 1352, 1768, 2873, 5746, 11492, 22984, 28759, 57518, 115036, 230072, 373867, 488903, 747734, 977806, 1495468, 1955612, 2990936, 3911224, 4860271, 6355739, 9720542, 12711478, 19441084, 25422956, 38882168, 50845912, 82624607, 165249214, 330498428, 660996856]

約数ペア:

[(1, 660996856), (2, 330498428), (4, 165249214), (8, 82624607), (13, 50845912), (17, 38882168), (26, 25422956), (34, 19441084), (52, 12711478), (68, 9720542), (104, 6355739), (136, 4860271), (169, 3911224), (221, 2990936), (338, 1955612), (442, 1495468), (676, 977806), (884, 747734), (1352, 488903), (1768, 373867), (2873, 230072), (5746, 115036), (11492, 57518), (22984, 28759)]