31948389

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{463}}^1$

素因数の和:538

約数の個数: 48

約数和(自身を含む): 54722304

約数和(自身を除く): 22773915

約数列:

[1, 3, 9, 11, 17, 33, 41, 51, 99, 123, 153, 187, 369, 451, 463, 561, 697, 1353, 1389, 1683, 2091, 4059, 4167, 5093, 6273, 7667, 7871, 15279, 18983, 23001, 23613, 45837, 56949, 69003, 70839, 86581, 170847, 208813, 259743, 322711, 626439, 779229, 968133, 1879317, 2904399, 3549821, 10649463, 31948389]

約数ペア:

[(1, 31948389), (3, 10649463), (9, 3549821), (11, 2904399), (17, 1879317), (33, 968133), (41, 779229), (51, 626439), (99, 322711), (123, 259743), (153, 208813), (187, 170847), (369, 86581), (451, 70839), (463, 69003), (561, 56949), (697, 45837), (1353, 23613), (1389, 23001), (1683, 18983), (2091, 15279), (4059, 7871), (4167, 7667), (5093, 6273)]