172871504

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{48889}}^1$

素因数の和:48927

約数の個数: 40

約数和(自身を含む): 381928680

約数和(自身を除く): 209057176

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 272, 442, 884, 1768, 3536, 48889, 97778, 195556, 391112, 635557, 782224, 831113, 1271114, 1662226, 2542228, 3324452, 5084456, 6648904, 10168912, 10804469, 13297808, 21608938, 43217876, 86435752, 172871504]

約数ペア:

[(1, 172871504), (2, 86435752), (4, 43217876), (8, 21608938), (13, 13297808), (16, 10804469), (17, 10168912), (26, 6648904), (34, 5084456), (52, 3324452), (68, 2542228), (104, 1662226), (136, 1271114), (208, 831113), (221, 782224), (272, 635557), (442, 391112), (884, 195556), (1768, 97778), (3536, 48889)]