128671504

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{36389}}^1$

素因数の和:36427

約数の個数: 40

約数和(自身を含む): 284278680

約数和(自身を除く): 155607176

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 272, 442, 884, 1768, 3536, 36389, 72778, 145556, 291112, 473057, 582224, 618613, 946114, 1237226, 1892228, 2474452, 3784456, 4948904, 7568912, 8041969, 9897808, 16083938, 32167876, 64335752, 128671504]

約数ペア:

[(1, 128671504), (2, 64335752), (4, 32167876), (8, 16083938), (13, 9897808), (16, 8041969), (17, 7568912), (26, 4948904), (34, 3784456), (52, 2474452), (68, 1892228), (104, 1237226), (136, 946114), (208, 618613), (221, 582224), (272, 473057), (442, 291112), (884, 145556), (1768, 72778), (3536, 36389)]