1212927111

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{61}}^1$

素因数の和:170

約数の個数: 108

約数和(自身を含む): 2128952280

約数和(自身を除く): 916025169

約数列:

[1, 3, 9, 11, 19, 31, 33, 57, 61, 93, 99, 121, 171, 183, 209, 279, 341, 363, 549, 589, 627, 671, 961, 1023, 1089, 1159, 1767, 1881, 1891, 2013, 2299, 2883, 3069, 3477, 3751, 5301, 5673, 6039, 6479, 6897, 7381, 8649, 10431, 10571, 11253, 12749, 17019, 18259, 19437, 20691, 20801, 22143, 31713, 33759, 35929, 38247, 54777, 58311, 58621, 62403, 66429, 71269, 95139, 107787, 114741, 116281, 140239, 164331, 175863, 187209, 200849, 213807, 228811, 323361, 348843, 395219, 420717, 527589, 602547, 641421, 644831, 686433, 1046529, 1113799, 1185657, 1262151, 1807641, 1934493, 2059299, 2209339, 3341397, 3556971, 4347409, 5803479, 6628017, 7093141, 10024191, 12251789, 13042227, 19884051, 21279423, 36755367, 39126681, 63838269, 110266101, 134769679, 404309037, 1212927111]

約数ペア:

[(1, 1212927111), (3, 404309037), (9, 134769679), (11, 110266101), (19, 63838269), (31, 39126681), (33, 36755367), (57, 21279423), (61, 19884051), (93, 13042227), (99, 12251789), (121, 10024191), (171, 7093141), (183, 6628017), (209, 5803479), (279, 4347409), (341, 3556971), (363, 3341397), (549, 2209339), (589, 2059299), (627, 1934493), (671, 1807641), (961, 1262151), (1023, 1185657), (1089, 1113799), (1159, 1046529), (1767, 686433), (1881, 644831), (1891, 641421), (2013, 602547), (2299, 527589), (2883, 420717), (3069, 395219), (3477, 348843), (3751, 323361), (5301, 228811), (5673, 213807), (6039, 200849), (6479, 187209), (6897, 175863), (7381, 164331), (8649, 140239), (10431, 116281), (10571, 114741), (11253, 107787), (12749, 95139), (17019, 71269), (18259, 66429), (19437, 62403), (20691, 58621), (20801, 58311), (22143, 54777), (31713, 38247), (33759, 35929)]