39126681

素因数分解:

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

素因数の和:139

約数の個数: 72

約数和(自身を含む): 68606720

約数和(自身を除く): 29480039

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, 1023, 1089, 1159, 1767, 1881, 1891, 2013, 2299, 3069, 3477, 3751, 5301, 5673, 6039, 6479, 6897, 7381, 10431, 11253, 12749, 17019, 19437, 20691, 20801, 22143, 33759, 35929, 38247, 58311, 62403, 66429, 71269, 107787, 114741, 140239, 187209, 213807, 228811, 323361, 395219, 420717, 641421, 686433, 1185657, 1262151, 2059299, 3556971, 4347409, 13042227, 39126681]

約数ペア:

[(1, 39126681), (3, 13042227), (9, 4347409), (11, 3556971), (19, 2059299), (31, 1262151), (33, 1185657), (57, 686433), (61, 641421), (93, 420717), (99, 395219), (121, 323361), (171, 228811), (183, 213807), (209, 187209), (279, 140239), (341, 114741), (363, 107787), (549, 71269), (589, 66429), (627, 62403), (671, 58311), (1023, 38247), (1089, 35929), (1159, 33759), (1767, 22143), (1881, 20801), (1891, 20691), (2013, 19437), (2299, 17019), (3069, 12749), (3477, 11253), (3751, 10431), (5301, 7381), (5673, 6897), (6039, 6479)]