177990138

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{8821}}^1$

素因数の和:8907

約数の個数: 48

約数和(自身を含む): 412869600

約数和(自身を除く): 234879462

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 59, 114, 118, 171, 177, 342, 354, 531, 1062, 1121, 2242, 3363, 6726, 8821, 10089, 17642, 20178, 26463, 52926, 79389, 158778, 167599, 335198, 502797, 520439, 1005594, 1040878, 1508391, 1561317, 3016782, 3122634, 4683951, 9367902, 9888341, 19776682, 29665023, 59330046, 88995069, 177990138]

約数ペア:

[(1, 177990138), (2, 88995069), (3, 59330046), (6, 29665023), (9, 19776682), (18, 9888341), (19, 9367902), (38, 4683951), (57, 3122634), (59, 3016782), (114, 1561317), (118, 1508391), (171, 1040878), (177, 1005594), (342, 520439), (354, 502797), (531, 335198), (1062, 167599), (1121, 158778), (2242, 79389), (3363, 52926), (6726, 26463), (8821, 20178), (10089, 17642)]