28721782041

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{2200397}}^1$

素因数の和:2200648

約数の個数: 16

約数和(自身を含む): 40487323200

約数和(自身を除く): 11765541159

約数列:

[1, 3, 19, 57, 229, 687, 4351, 13053, 2200397, 6601191, 41807543, 125422629, 503890913, 1511672739, 9573927347, 28721782041]

約数ペア:

[(1, 28721782041), (3, 9573927347), (19, 1511672739), (57, 503890913), (229, 125422629), (687, 41807543), (4351, 6601191), (13053, 2200397)]