71927877

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{1087}}^1$

素因数の和:1257

約数の個数: 32

約数和(自身を含む): 115310592

約数和(自身を除く): 43382715

約数列:

[1, 3, 7, 21, 23, 69, 137, 161, 411, 483, 959, 1087, 2877, 3151, 3261, 7609, 9453, 22057, 22827, 25001, 66171, 75003, 148919, 175007, 446757, 525021, 1042433, 3127299, 3425137, 10275411, 23975959, 71927877]

約数ペア:

[(1, 71927877), (3, 23975959), (7, 10275411), (21, 3425137), (23, 3127299), (69, 1042433), (137, 525021), (161, 446757), (411, 175007), (483, 148919), (959, 75003), (1087, 66171), (2877, 25001), (3151, 22827), (3261, 22057), (7609, 9453)]