298539891

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{211}}^1$

素因数の和:401

約数の個数: 64

約数和(自身を含む): 498624000

約数和(自身を除く): 200084109

約数列:

[1, 3, 9, 13, 27, 29, 39, 87, 117, 139, 211, 261, 351, 377, 417, 633, 783, 1131, 1251, 1807, 1899, 2743, 3393, 3753, 4031, 5421, 5697, 6119, 8229, 10179, 12093, 16263, 18357, 24687, 29329, 36279, 48789, 52403, 55071, 74061, 79547, 87987, 108837, 157209, 165213, 238641, 263961, 381277, 471627, 715923, 791883, 850541, 1143831, 1414881, 2147769, 2551623, 3431493, 7654869, 10294479, 11057033, 22964607, 33171099, 99513297, 298539891]

約数ペア:

[(1, 298539891), (3, 99513297), (9, 33171099), (13, 22964607), (27, 11057033), (29, 10294479), (39, 7654869), (87, 3431493), (117, 2551623), (139, 2147769), (211, 1414881), (261, 1143831), (351, 850541), (377, 791883), (417, 715923), (633, 471627), (783, 381277), (1131, 263961), (1251, 238641), (1807, 165213), (1899, 157209), (2743, 108837), (3393, 87987), (3753, 79547), (4031, 74061), (5421, 55071), (5697, 52403), (6119, 48789), (8229, 36279), (10179, 29329), (12093, 24687), (16263, 18357)]