71415567

素因数分解:

$3^3\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{331}}^1$

素因数の和:532

約数の個数: 32

約数和(自身を含む): 108683520

約数和(自身を除く): 37267953

約数列:

[1, 3, 9, 27, 61, 131, 183, 331, 393, 549, 993, 1179, 1647, 2979, 3537, 7991, 8937, 20191, 23973, 43361, 60573, 71919, 130083, 181719, 215757, 390249, 545157, 1170747, 2645021, 7935063, 23805189, 71415567]

約数ペア:

[(1, 71415567), (3, 23805189), (9, 7935063), (27, 2645021), (61, 1170747), (131, 545157), (183, 390249), (331, 215757), (393, 181719), (549, 130083), (993, 71919), (1179, 60573), (1647, 43361), (2979, 23973), (3537, 20191), (7991, 8937)]