128173077

素因数分解:

$3^3\times {\mathrm{67}}^1\times {\mathrm{70853}}^1$

素因数の和:70929

約数の個数: 16

約数和(自身を含む): 192722880

約数和(自身を除く): 64549803

約数列:

[1, 3, 9, 27, 67, 201, 603, 1809, 70853, 212559, 637677, 1913031, 4747151, 14241453, 42724359, 128173077]

約数ペア:

[(1, 128173077), (3, 42724359), (9, 14241453), (27, 4747151), (67, 1913031), (201, 637677), (603, 212559), (1809, 70853)]