72556497

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{257}}^1$

素因数の和:422

約数の個数: 48

約数和(自身を含む): 120207360

約数和(自身を除く): 47650863

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 127, 171, 247, 257, 381, 741, 771, 1143, 1651, 2223, 2313, 2413, 3341, 4883, 4953, 7239, 10023, 14649, 14859, 21717, 30069, 31369, 32639, 43947, 63479, 94107, 97917, 190437, 282321, 293751, 424307, 571311, 620141, 1272921, 1860423, 3818763, 5581269, 8061833, 24185499, 72556497]

約数ペア:

[(1, 72556497), (3, 24185499), (9, 8061833), (13, 5581269), (19, 3818763), (39, 1860423), (57, 1272921), (117, 620141), (127, 571311), (171, 424307), (247, 293751), (257, 282321), (381, 190437), (741, 97917), (771, 94107), (1143, 63479), (1651, 43947), (2223, 32639), (2313, 31369), (2413, 30069), (3341, 21717), (4883, 14859), (4953, 14649), (7239, 10023)]