15915735

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:149

約数の個数: 72

約数和(自身を含む): 31536960

約数和(自身を除く): 15621225

約数列:

[1, 3, 5, 9, 11, 15, 33, 37, 45, 55, 79, 99, 111, 121, 165, 185, 237, 333, 363, 395, 407, 495, 555, 605, 711, 869, 1089, 1185, 1221, 1665, 1815, 2035, 2607, 2923, 3555, 3663, 4345, 4477, 5445, 6105, 7821, 8769, 9559, 13035, 13431, 14615, 18315, 22385, 26307, 28677, 32153, 39105, 40293, 43845, 47795, 67155, 86031, 96459, 131535, 143385, 160765, 201465, 289377, 353683, 430155, 482295, 1061049, 1446885, 1768415, 3183147, 5305245, 15915735]

約数ペア:

[(1, 15915735), (3, 5305245), (5, 3183147), (9, 1768415), (11, 1446885), (15, 1061049), (33, 482295), (37, 430155), (45, 353683), (55, 289377), (79, 201465), (99, 160765), (111, 143385), (121, 131535), (165, 96459), (185, 86031), (237, 67155), (333, 47795), (363, 43845), (395, 40293), (407, 39105), (495, 32153), (555, 28677), (605, 26307), (711, 22385), (869, 18315), (1089, 14615), (1185, 13431), (1221, 13035), (1665, 9559), (1815, 8769), (2035, 7821), (2607, 6105), (2923, 5445), (3555, 4477), (3663, 4345)]