78981364

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{347}}^1\times {\mathrm{739}}^1$

素因数の和:1108

約数の個数: 48

約数和(自身を含む): 173053440

約数和(自身を除く): 94072076

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 347, 694, 739, 1388, 1478, 2429, 2956, 3817, 4858, 5173, 7634, 8129, 9716, 10346, 15268, 16258, 20692, 26719, 32516, 53438, 56903, 106876, 113806, 227612, 256433, 512866, 1025732, 1795031, 2820763, 3590062, 5641526, 7180124, 11283052, 19745341, 39490682, 78981364]

約数ペア:

[(1, 78981364), (2, 39490682), (4, 19745341), (7, 11283052), (11, 7180124), (14, 5641526), (22, 3590062), (28, 2820763), (44, 1795031), (77, 1025732), (154, 512866), (308, 256433), (347, 227612), (694, 113806), (739, 106876), (1388, 56903), (1478, 53438), (2429, 32516), (2956, 26719), (3817, 20692), (4858, 16258), (5173, 15268), (7634, 10346), (8129, 9716)]