31357053

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{38287}}^1$

素因数の和:38313

約数の個数: 24

約数和(自身を含む): 55747328

約数和(自身を除く): 24390275

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 38287, 114861, 268009, 344583, 497731, 804027, 1493193, 2412081, 3484117, 4479579, 10452351, 31357053]

約数ペア:

[(1, 31357053), (3, 10452351), (7, 4479579), (9, 3484117), (13, 2412081), (21, 1493193), (39, 804027), (63, 497731), (91, 344583), (117, 268009), (273, 114861), (819, 38287)]