220492737

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1\times {\mathrm{179}}^1$

素因数の和:382

約数の個数: 48

約数和(自身を含む): 346731840

約数和(自身を除く): 126239103

約数列:

[1, 3, 9, 17, 51, 83, 97, 153, 179, 249, 291, 537, 747, 873, 1411, 1611, 1649, 3043, 4233, 4947, 8051, 9129, 12699, 14841, 14857, 17363, 24153, 27387, 44571, 52089, 72459, 133713, 136867, 156267, 252569, 295171, 410601, 757707, 885513, 1231803, 1441129, 2273121, 2656539, 4323387, 12970161, 24499193, 73497579, 220492737]

約数ペア:

[(1, 220492737), (3, 73497579), (9, 24499193), (17, 12970161), (51, 4323387), (83, 2656539), (97, 2273121), (153, 1441129), (179, 1231803), (249, 885513), (291, 757707), (537, 410601), (747, 295171), (873, 252569), (1411, 156267), (1611, 136867), (1649, 133713), (3043, 72459), (4233, 52089), (4947, 44571), (8051, 27387), (9129, 24153), (12699, 17363), (14841, 14857)]