16931838861

素因数分解:

$3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{20393}}^1$

素因数の和:20623

約数の個数: 64

約数和(自身を含む): 30072176640

約数和(自身を除く): 13140337779

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 161, 189, 191, 207, 483, 573, 621, 1337, 1449, 1719, 4011, 4347, 4393, 5157, 12033, 13179, 20393, 30751, 36099, 39537, 61179, 92253, 118611, 142751, 183537, 276759, 428253, 469039, 550611, 830277, 1284759, 1407117, 3283273, 3854277, 3895063, 4221351, 9849819, 11685189, 12664053, 27265441, 29549457, 35055567, 81796323, 88648371, 89586449, 105166701, 245388969, 268759347, 627105143, 736166907, 806278041, 1881315429, 2418834123, 5643946287, 16931838861]

約数ペア:

[(1, 16931838861), (3, 5643946287), (7, 2418834123), (9, 1881315429), (21, 806278041), (23, 736166907), (27, 627105143), (63, 268759347), (69, 245388969), (161, 105166701), (189, 89586449), (191, 88648371), (207, 81796323), (483, 35055567), (573, 29549457), (621, 27265441), (1337, 12664053), (1449, 11685189), (1719, 9849819), (4011, 4221351), (4347, 3895063), (4393, 3854277), (5157, 3283273), (12033, 1407117), (13179, 1284759), (20393, 830277), (30751, 550611), (36099, 469039), (39537, 428253), (61179, 276759), (92253, 183537), (118611, 142751)]