56391255

素因数分解:

$3^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{3049}}^1$

素因数の和:3200

約数の個数: 32

約数和(自身を含む): 101016000

約数和(自身を除く): 44624745

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 137, 411, 685, 1233, 2055, 3049, 3699, 6165, 9147, 15245, 18495, 27441, 45735, 82323, 137205, 411615, 417713, 1253139, 2088565, 3759417, 6265695, 11278251, 18797085, 56391255]

約数ペア:

[(1, 56391255), (3, 18797085), (5, 11278251), (9, 6265695), (15, 3759417), (27, 2088565), (45, 1253139), (135, 417713), (137, 411615), (411, 137205), (685, 82323), (1233, 45735), (2055, 27441), (3049, 18495), (3699, 15245), (6165, 9147)]