11867457

素因数分解:

$3^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{607}}^1$

素因数の和:650

約数の個数: 32

約数和(自身を含む): 19456000

約数和(自身を除く): 7588543

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 343, 399, 607, 931, 1029, 1821, 2793, 4249, 6517, 11533, 12747, 19551, 29743, 34599, 80731, 89229, 208201, 242193, 565117, 624603, 1695351, 3955819, 11867457]

約数ペア:

[(1, 11867457), (3, 3955819), (7, 1695351), (19, 624603), (21, 565117), (49, 242193), (57, 208201), (133, 89229), (147, 80731), (343, 34599), (399, 29743), (607, 19551), (931, 12747), (1029, 11533), (1821, 6517), (2793, 4249)]