66896505

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{661}}^1$

素因数の和:858

約数の個数: 48

約数和(自身を含む): 125785296

約数和(自身を除く): 58888791

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 173, 195, 519, 585, 661, 865, 1557, 1983, 2249, 2595, 3305, 5949, 6747, 7785, 8593, 9915, 11245, 20241, 25779, 29745, 33735, 42965, 77337, 101205, 114353, 128895, 343059, 386685, 571765, 1029177, 1486589, 1715295, 4459767, 5145885, 7432945, 13379301, 22298835, 66896505]

約数ペア:

[(1, 66896505), (3, 22298835), (5, 13379301), (9, 7432945), (13, 5145885), (15, 4459767), (39, 1715295), (45, 1486589), (65, 1029177), (117, 571765), (173, 386685), (195, 343059), (519, 128895), (585, 114353), (661, 101205), (865, 77337), (1557, 42965), (1983, 33735), (2249, 29745), (2595, 25779), (3305, 20241), (5949, 11245), (6747, 9915), (7785, 8593)]