561078

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:149

約数の個数: 48

約数和(自身を含む): 1431456

約数和(自身を除く): 870378

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 61, 63, 73, 122, 126, 146, 183, 219, 366, 427, 438, 511, 549, 657, 854, 1022, 1098, 1281, 1314, 1533, 2562, 3066, 3843, 4453, 4599, 7686, 8906, 9198, 13359, 26718, 31171, 40077, 62342, 80154, 93513, 187026, 280539, 561078]

約数ペア:

[(1, 561078), (2, 280539), (3, 187026), (6, 93513), (7, 80154), (9, 62342), (14, 40077), (18, 31171), (21, 26718), (42, 13359), (61, 9198), (63, 8906), (73, 7686), (122, 4599), (126, 4453), (146, 3843), (183, 3066), (219, 2562), (366, 1533), (427, 1314), (438, 1281), (511, 1098), (549, 1022), (657, 854)]