51472881

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{269}}^1\times {\mathrm{373}}^1$

素因数の和:670

約数の個数: 32

約数和(自身を含む): 80784000

約数和(自身を除く): 29311119

約数列:

[1, 3, 9, 19, 27, 57, 171, 269, 373, 513, 807, 1119, 2421, 3357, 5111, 7087, 7263, 10071, 15333, 21261, 45999, 63783, 100337, 137997, 191349, 301011, 903033, 1906403, 2709099, 5719209, 17157627, 51472881]

約数ペア:

[(1, 51472881), (3, 17157627), (9, 5719209), (19, 2709099), (27, 1906403), (57, 903033), (171, 301011), (269, 191349), (373, 137997), (513, 100337), (807, 63783), (1119, 45999), (2421, 21261), (3357, 15333), (5111, 10071), (7087, 7263)]