1719828

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1$

素因数の和:165

約数の個数: 72

約数和(自身を含む): 4900896

約数和(自身を除く): 3181068

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 43, 44, 66, 86, 99, 101, 129, 132, 172, 198, 202, 258, 303, 387, 396, 404, 473, 516, 606, 774, 909, 946, 1111, 1212, 1419, 1548, 1818, 1892, 2222, 2838, 3333, 3636, 4257, 4343, 4444, 5676, 6666, 8514, 8686, 9999, 13029, 13332, 17028, 17372, 19998, 26058, 39087, 39996, 47773, 52116, 78174, 95546, 143319, 156348, 191092, 286638, 429957, 573276, 859914, 1719828]

約数ペア:

[(1, 1719828), (2, 859914), (3, 573276), (4, 429957), (6, 286638), (9, 191092), (11, 156348), (12, 143319), (18, 95546), (22, 78174), (33, 52116), (36, 47773), (43, 39996), (44, 39087), (66, 26058), (86, 19998), (99, 17372), (101, 17028), (129, 13332), (132, 13029), (172, 9999), (198, 8686), (202, 8514), (258, 6666), (303, 5676), (387, 4444), (396, 4343), (404, 4257), (473, 3636), (516, 3333), (606, 2838), (774, 2222), (909, 1892), (946, 1818), (1111, 1548), (1212, 1419)]