489492795

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{37}}^2\times {\mathrm{197}}^1$

素因数の和:301

約数の個数: 72

約数和(自身を含む): 889246512

約数和(自身を除く): 399753717

約数列:

[1, 3, 5, 11, 15, 33, 37, 55, 111, 121, 165, 185, 197, 363, 407, 555, 591, 605, 985, 1221, 1369, 1815, 2035, 2167, 2955, 4107, 4477, 6105, 6501, 6845, 7289, 10835, 13431, 15059, 20535, 21867, 22385, 23837, 32505, 36445, 45177, 67155, 71511, 75295, 80179, 109335, 119185, 165649, 225885, 240537, 269693, 357555, 400895, 496947, 809079, 828245, 881969, 1202685, 1348465, 2484735, 2645907, 2966623, 4045395, 4409845, 8899869, 13229535, 14833115, 32632853, 44499345, 97898559, 163164265, 489492795]

約数ペア:

[(1, 489492795), (3, 163164265), (5, 97898559), (11, 44499345), (15, 32632853), (33, 14833115), (37, 13229535), (55, 8899869), (111, 4409845), (121, 4045395), (165, 2966623), (185, 2645907), (197, 2484735), (363, 1348465), (407, 1202685), (555, 881969), (591, 828245), (605, 809079), (985, 496947), (1221, 400895), (1369, 357555), (1815, 269693), (2035, 240537), (2167, 225885), (2955, 165649), (4107, 119185), (4477, 109335), (6105, 80179), (6501, 75295), (6845, 71511), (7289, 67155), (10835, 45177), (13431, 36445), (15059, 32505), (20535, 23837), (21867, 22385)]