127130391

素因数分解:

$3^4\times {\mathrm{131}}^1\times {\mathrm{11981}}^1$

素因数の和:12124

約数の個数: 20

約数和(自身を含む): 191376504

約数和(自身を除く): 64246113

約数列:

[1, 3, 9, 27, 81, 131, 393, 1179, 3537, 10611, 11981, 35943, 107829, 323487, 970461, 1569511, 4708533, 14125599, 42376797, 127130391]

約数ペア:

[(1, 127130391), (3, 42376797), (9, 14125599), (27, 4708533), (81, 1569511), (131, 970461), (393, 323487), (1179, 107829), (3537, 35943), (10611, 11981)]