2918685

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^2$

素因数の和:71

約数の個数: 72

約数和(自身を含む): 6254496

約数和(自身を除く): 3335811

約数列:

[1, 3, 5, 7, 11, 15, 19, 21, 33, 35, 49, 55, 57, 77, 95, 105, 133, 147, 165, 209, 231, 245, 285, 361, 385, 399, 539, 627, 665, 735, 931, 1045, 1083, 1155, 1463, 1617, 1805, 1995, 2527, 2695, 2793, 3135, 3971, 4389, 4655, 5415, 7315, 7581, 8085, 10241, 11913, 12635, 13965, 17689, 19855, 21945, 27797, 30723, 37905, 51205, 53067, 59565, 83391, 88445, 138985, 153615, 194579, 265335, 416955, 583737, 972895, 2918685]

約数ペア:

[(1, 2918685), (3, 972895), (5, 583737), (7, 416955), (11, 265335), (15, 194579), (19, 153615), (21, 138985), (33, 88445), (35, 83391), (49, 59565), (55, 53067), (57, 51205), (77, 37905), (95, 30723), (105, 27797), (133, 21945), (147, 19855), (165, 17689), (209, 13965), (231, 12635), (245, 11913), (285, 10241), (361, 8085), (385, 7581), (399, 7315), (539, 5415), (627, 4655), (665, 4389), (735, 3971), (931, 3135), (1045, 2793), (1083, 2695), (1155, 2527), (1463, 1995), (1617, 1805)]