159804981

素因数分解:

$3^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{281}}^1$

素因数の和:376

約数の個数: 80

約数和(自身を含む): 294814080

約数和(自身を除く): 135009099

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 59, 63, 81, 119, 153, 177, 189, 281, 357, 413, 459, 531, 567, 843, 1003, 1071, 1239, 1377, 1593, 1967, 2529, 3009, 3213, 3717, 4777, 4779, 5901, 7021, 7587, 9027, 9639, 11151, 14331, 16579, 17703, 21063, 22761, 27081, 33439, 33453, 42993, 49737, 53109, 63189, 81243, 100317, 116053, 128979, 149211, 159327, 189567, 281843, 300951, 348159, 386937, 447633, 568701, 845529, 902853, 1044477, 1342899, 1972901, 2536587, 2708559, 3133431, 5918703, 7609761, 9400293, 17756109, 22829283, 53268327, 159804981]

約数ペア:

[(1, 159804981), (3, 53268327), (7, 22829283), (9, 17756109), (17, 9400293), (21, 7609761), (27, 5918703), (51, 3133431), (59, 2708559), (63, 2536587), (81, 1972901), (119, 1342899), (153, 1044477), (177, 902853), (189, 845529), (281, 568701), (357, 447633), (413, 386937), (459, 348159), (531, 300951), (567, 281843), (843, 189567), (1003, 159327), (1071, 149211), (1239, 128979), (1377, 116053), (1593, 100317), (1967, 81243), (2529, 63189), (3009, 53109), (3213, 49737), (3717, 42993), (4777, 33453), (4779, 33439), (5901, 27081), (7021, 22761), (7587, 21063), (9027, 17703), (9639, 16579), (11151, 14331)]