90091474

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{421}}^1$

素因数の和:642

約数の個数: 32

約数和(自身を含む): 150947712

約数和(自身を除く): 60856238

約数列:

[1, 2, 11, 22, 71, 137, 142, 274, 421, 781, 842, 1507, 1562, 3014, 4631, 9262, 9727, 19454, 29891, 57677, 59782, 106997, 115354, 213994, 328801, 634447, 657602, 1268894, 4095067, 8190134, 45045737, 90091474]

約数ペア:

[(1, 90091474), (2, 45045737), (11, 8190134), (22, 4095067), (71, 1268894), (137, 657602), (142, 634447), (274, 328801), (421, 213994), (781, 115354), (842, 106997), (1507, 59782), (1562, 57677), (3014, 29891), (4631, 19454), (9262, 9727)]