38993073

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{607}}^1$

素因数の和:666

約数の個数: 48

約数和(自身を含む): 66539520

約数和(自身を除く): 27546447

約数列:

[1, 3, 7, 19, 21, 23, 49, 57, 69, 133, 147, 161, 399, 437, 483, 607, 931, 1127, 1311, 1821, 2793, 3059, 3381, 4249, 9177, 11533, 12747, 13961, 21413, 29743, 34599, 41883, 64239, 80731, 89229, 97727, 242193, 265259, 293181, 565117, 684089, 795777, 1695351, 1856813, 2052267, 5570439, 12997691, 38993073]

約数ペア:

[(1, 38993073), (3, 12997691), (7, 5570439), (19, 2052267), (21, 1856813), (23, 1695351), (49, 795777), (57, 684089), (69, 565117), (133, 293181), (147, 265259), (161, 242193), (399, 97727), (437, 89229), (483, 80731), (607, 64239), (931, 41883), (1127, 34599), (1311, 29743), (1821, 21413), (2793, 13961), (3059, 12747), (3381, 11533), (4249, 9177)]