159021198

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{420691}}^1$

素因数の和:420709

約数の個数: 32

約数和(自身を含む): 403864320

約数和(自身を除く): 244843122

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 420691, 841382, 1262073, 2524146, 2944837, 3786219, 5889674, 7572438, 8834511, 11358657, 17669022, 22717314, 26503533, 53007066, 79510599, 159021198]

約数ペア:

[(1, 159021198), (2, 79510599), (3, 53007066), (6, 26503533), (7, 22717314), (9, 17669022), (14, 11358657), (18, 8834511), (21, 7572438), (27, 5889674), (42, 3786219), (54, 2944837), (63, 2524146), (126, 1262073), (189, 841382), (378, 420691)]