8940776

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{389}}^1$

素因数の和:438

約数の個数: 48

約数和(自身を含む): 19269900

約数和(自身を除く): 10329124

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 169, 221, 338, 389, 442, 676, 778, 884, 1352, 1556, 1768, 2873, 3112, 5057, 5746, 6613, 10114, 11492, 13226, 20228, 22984, 26452, 40456, 52904, 65741, 85969, 131482, 171938, 262964, 343876, 525928, 687752, 1117597, 2235194, 4470388, 8940776]

約数ペア:

[(1, 8940776), (2, 4470388), (4, 2235194), (8, 1117597), (13, 687752), (17, 525928), (26, 343876), (34, 262964), (52, 171938), (68, 131482), (104, 85969), (136, 65741), (169, 52904), (221, 40456), (338, 26452), (389, 22984), (442, 20228), (676, 13226), (778, 11492), (884, 10114), (1352, 6613), (1556, 5746), (1768, 5057), (2873, 3112)]