272444151

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{431}}^1\times {\mathrm{971}}^1$

素因数の和:1443

約数の個数: 32

約数和(自身を含む): 429981696

約数和(自身を除く): 157537545

約数列:

[1, 3, 7, 21, 31, 93, 217, 431, 651, 971, 1293, 2913, 3017, 6797, 9051, 13361, 20391, 30101, 40083, 90303, 93527, 210707, 280581, 418501, 632121, 1255503, 2929507, 8788521, 12973531, 38920593, 90814717, 272444151]

約数ペア:

[(1, 272444151), (3, 90814717), (7, 38920593), (21, 12973531), (31, 8788521), (93, 2929507), (217, 1255503), (431, 632121), (651, 418501), (971, 280581), (1293, 210707), (2913, 93527), (3017, 90303), (6797, 40083), (9051, 30101), (13361, 20391)]