271187787

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{347}}^1\times {\mathrm{691}}^1$

素因数の和:1083

約数の個数: 32

約数和(自身を含む): 404570880

約数和(自身を除く): 133383093

約数列:

[1, 3, 13, 29, 39, 87, 347, 377, 691, 1041, 1131, 2073, 4511, 8983, 10063, 13533, 20039, 26949, 30189, 60117, 130819, 239777, 260507, 392457, 719331, 781521, 3117101, 6953533, 9351303, 20860599, 90395929, 271187787]

約数ペア:

[(1, 271187787), (3, 90395929), (13, 20860599), (29, 9351303), (39, 6953533), (87, 3117101), (347, 781521), (377, 719331), (691, 392457), (1041, 260507), (1131, 239777), (2073, 130819), (4511, 60117), (8983, 30189), (10063, 26949), (13533, 20039)]