191455381

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{503}}^1$

素因数の和:625

約数の個数: 32

約数和(自身を含む): 230307840

約数和(自身を除く): 38852459

約数列:

[1, 13, 19, 23, 67, 247, 299, 437, 503, 871, 1273, 1541, 5681, 6539, 9557, 11569, 16549, 20033, 29279, 33701, 124241, 150397, 219811, 380627, 438113, 640319, 775123, 2857543, 8324147, 10076599, 14727337, 191455381]

約数ペア:

[(1, 191455381), (13, 14727337), (19, 10076599), (23, 8324147), (67, 2857543), (247, 775123), (299, 640319), (437, 438113), (503, 380627), (871, 219811), (1273, 150397), (1541, 124241), (5681, 33701), (6539, 29279), (9557, 20033), (11569, 16549)]