815997

素因数分解:

$3^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{61}}^1$

素因数の和:98

約数の個数: 32

約数和(自身を含む): 1388800

約数和(自身を除く): 572803

約数列:

[1, 3, 7, 13, 21, 39, 49, 61, 91, 147, 183, 273, 343, 427, 637, 793, 1029, 1281, 1911, 2379, 2989, 4459, 5551, 8967, 13377, 16653, 20923, 38857, 62769, 116571, 271999, 815997]

約数ペア:

[(1, 815997), (3, 271999), (7, 116571), (13, 62769), (21, 38857), (39, 20923), (49, 16653), (61, 13377), (91, 8967), (147, 5551), (183, 4459), (273, 2989), (343, 2379), (427, 1911), (637, 1281), (793, 1029)]