1259431684

素因数分解:

$2^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{397}}^1\times {\mathrm{827}}^1$

素因数の和:1372

約数の個数: 48

約数和(自身を含む): 2546716032

約数和(自身を除く): 1287284348

約数列:

[1, 2, 4, 7, 14, 28, 137, 274, 397, 548, 794, 827, 959, 1588, 1654, 1918, 2779, 3308, 3836, 5558, 5789, 11116, 11578, 23156, 54389, 108778, 113299, 217556, 226598, 328319, 380723, 453196, 656638, 761446, 793093, 1313276, 1522892, 1586186, 2298233, 3172372, 4596466, 9192932, 44979703, 89959406, 179918812, 314857921, 629715842, 1259431684]

約数ペア:

[(1, 1259431684), (2, 629715842), (4, 314857921), (7, 179918812), (14, 89959406), (28, 44979703), (137, 9192932), (274, 4596466), (397, 3172372), (548, 2298233), (794, 1586186), (827, 1522892), (959, 1313276), (1588, 793093), (1654, 761446), (1918, 656638), (2779, 453196), (3308, 380723), (3836, 328319), (5558, 226598), (5789, 217556), (11116, 113299), (11578, 108778), (23156, 54389)]