221736669

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{2659}}^1$

素因数の和:2718

約数の個数: 48

約数和(自身を含む): 389168640

約数和(自身を除く): 167431971

約数列:

[1, 3, 7, 11, 19, 21, 33, 57, 77, 133, 209, 231, 361, 399, 627, 1083, 1463, 2527, 2659, 3971, 4389, 7581, 7977, 11913, 18613, 27797, 29249, 50521, 55839, 83391, 87747, 151563, 204743, 353647, 555731, 614229, 959899, 1060941, 1667193, 2879697, 3890117, 6719293, 10558889, 11670351, 20157879, 31676667, 73912223, 221736669]

約数ペア:

[(1, 221736669), (3, 73912223), (7, 31676667), (11, 20157879), (19, 11670351), (21, 10558889), (33, 6719293), (57, 3890117), (77, 2879697), (133, 1667193), (209, 1060941), (231, 959899), (361, 614229), (399, 555731), (627, 353647), (1083, 204743), (1463, 151563), (2527, 87747), (2659, 83391), (3971, 55839), (4389, 50521), (7581, 29249), (7977, 27797), (11913, 18613)]