273399987

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{239}}^1$

素因数の和:376

約数の個数: 64

約数和(自身を含む): 457113600

約数和(自身を除く): 183713613

約数列:

[1, 3, 7, 19, 21, 47, 57, 61, 133, 141, 183, 239, 329, 399, 427, 717, 893, 987, 1159, 1281, 1673, 2679, 2867, 3477, 4541, 5019, 6251, 8113, 8601, 11233, 13623, 14579, 18753, 20069, 24339, 31787, 33699, 43737, 54473, 60207, 78631, 95361, 102053, 163419, 213427, 235893, 277001, 306159, 381311, 640281, 685213, 831003, 1143933, 1493989, 1939007, 2055639, 4481967, 4796491, 5817021, 13019047, 14389473, 39057141, 91133329, 273399987]

約数ペア:

[(1, 273399987), (3, 91133329), (7, 39057141), (19, 14389473), (21, 13019047), (47, 5817021), (57, 4796491), (61, 4481967), (133, 2055639), (141, 1939007), (183, 1493989), (239, 1143933), (329, 831003), (399, 685213), (427, 640281), (717, 381311), (893, 306159), (987, 277001), (1159, 235893), (1281, 213427), (1673, 163419), (2679, 102053), (2867, 95361), (3477, 78631), (4541, 60207), (5019, 54473), (6251, 43737), (8113, 33699), (8601, 31787), (11233, 24339), (13623, 20069), (14579, 18753)]