73120131

素因数分解:

$3^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{5449}}^1$

素因数の和:5536

約数の個数: 32

約数和(自身を含む): 125568000

約数和(自身を除く): 52447869

約数列:

[1, 3, 7, 9, 21, 27, 63, 71, 189, 213, 497, 639, 1491, 1917, 4473, 5449, 13419, 16347, 38143, 49041, 114429, 147123, 343287, 386879, 1029861, 1160637, 2708153, 3481911, 8124459, 10445733, 24373377, 73120131]

約数ペア:

[(1, 73120131), (3, 24373377), (7, 10445733), (9, 8124459), (21, 3481911), (27, 2708153), (63, 1160637), (71, 1029861), (189, 386879), (213, 343287), (497, 147123), (639, 114429), (1491, 49041), (1917, 38143), (4473, 16347), (5449, 13419)]