55031319

素因数分解:

$3^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1367}}^1$

素因数の和:1457

約数の個数: 40

約数和(自身を含む): 95344128

約数和(自身を除く): 40312809

約数列:

[1, 3, 7, 9, 21, 27, 63, 71, 81, 189, 213, 497, 567, 639, 1367, 1491, 1917, 4101, 4473, 5751, 9569, 12303, 13419, 28707, 36909, 40257, 86121, 97057, 110727, 258363, 291171, 679399, 775089, 873513, 2038197, 2620539, 6114591, 7861617, 18343773, 55031319]

約数ペア:

[(1, 55031319), (3, 18343773), (7, 7861617), (9, 6114591), (21, 2620539), (27, 2038197), (63, 873513), (71, 775089), (81, 679399), (189, 291171), (213, 258363), (497, 110727), (567, 97057), (639, 86121), (1367, 40257), (1491, 36909), (1917, 28707), (4101, 13419), (4473, 12303), (5751, 9569)]