142712841

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{521}}^1$

素因数の和:713

約数の個数: 32

約数和(自身を含む): 208365696

約数和(自身を除く): 65652855

約数列:

[1, 3, 17, 41, 51, 123, 131, 393, 521, 697, 1563, 2091, 2227, 5371, 6681, 8857, 16113, 21361, 26571, 64083, 68251, 91307, 204753, 273921, 363137, 1089411, 1160267, 2798291, 3480801, 8394873, 47570947, 142712841]

約数ペア:

[(1, 142712841), (3, 47570947), (17, 8394873), (41, 3480801), (51, 2798291), (123, 1160267), (131, 1089411), (393, 363137), (521, 273921), (697, 204753), (1563, 91307), (2091, 68251), (2227, 64083), (5371, 26571), (6681, 21361), (8857, 16113)]