838916

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{73}}^1$

素因数の和:120

約数の個数: 36

約数和(自身を含む): 1706292

約数和(自身を除く): 867376

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 73, 146, 169, 221, 292, 338, 442, 676, 884, 949, 1241, 1898, 2482, 2873, 3796, 4964, 5746, 11492, 12337, 16133, 24674, 32266, 49348, 64532, 209729, 419458, 838916]

約数ペア:

[(1, 838916), (2, 419458), (4, 209729), (13, 64532), (17, 49348), (26, 32266), (34, 24674), (52, 16133), (68, 12337), (73, 11492), (146, 5746), (169, 4964), (221, 3796), (292, 2873), (338, 2482), (442, 1898), (676, 1241), (884, 949)]