1994355

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1$

素因数の和:121

約数の個数: 64

約数和(自身を含む): 4147200

約数和(自身を除く): 2152845

約数列:

[1, 3, 5, 9, 11, 15, 17, 27, 33, 45, 51, 55, 79, 85, 99, 135, 153, 165, 187, 237, 255, 297, 395, 459, 495, 561, 711, 765, 869, 935, 1185, 1343, 1485, 1683, 2133, 2295, 2607, 2805, 3555, 4029, 4345, 5049, 6715, 7821, 8415, 10665, 12087, 13035, 14773, 20145, 23463, 25245, 36261, 39105, 44319, 60435, 73865, 117315, 132957, 181305, 221595, 398871, 664785, 1994355]

約数ペア:

[(1, 1994355), (3, 664785), (5, 398871), (9, 221595), (11, 181305), (15, 132957), (17, 117315), (27, 73865), (33, 60435), (45, 44319), (51, 39105), (55, 36261), (79, 25245), (85, 23463), (99, 20145), (135, 14773), (153, 13035), (165, 12087), (187, 10665), (237, 8415), (255, 7821), (297, 6715), (395, 5049), (459, 4345), (495, 4029), (561, 3555), (711, 2805), (765, 2607), (869, 2295), (935, 2133), (1185, 1683), (1343, 1485)]