2521591821

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{91591}}^1$

素因数の和:91646

約数の個数: 48

約数和(自身を含む): 4572272640

約数和(自身を除く): 2050680819

約数列:

[1, 3, 7, 9, 19, 21, 23, 57, 63, 69, 133, 161, 171, 207, 399, 437, 483, 1197, 1311, 1449, 3059, 3933, 9177, 27531, 91591, 274773, 641137, 824319, 1740229, 1923411, 2106593, 5220687, 5770233, 6319779, 12181603, 14746151, 15662061, 18959337, 36544809, 40025267, 44238453, 109634427, 120075801, 132715359, 280176869, 360227403, 840530607, 2521591821]

約数ペア:

[(1, 2521591821), (3, 840530607), (7, 360227403), (9, 280176869), (19, 132715359), (21, 120075801), (23, 109634427), (57, 44238453), (63, 40025267), (69, 36544809), (133, 18959337), (161, 15662061), (171, 14746151), (207, 12181603), (399, 6319779), (437, 5770233), (483, 5220687), (1197, 2106593), (1311, 1923411), (1449, 1740229), (3059, 824319), (3933, 641137), (9177, 274773), (27531, 91591)]