239171988

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{127}}^1\times {\mathrm{1297}}^1$

素因数の和:1453

約数の個数: 72

約数和(自身を含む): 618720256

約数和(自身を除く): 379548268

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 121, 127, 132, 242, 254, 363, 381, 484, 508, 726, 762, 1297, 1397, 1452, 1524, 2594, 2794, 3891, 4191, 5188, 5588, 7782, 8382, 14267, 15367, 15564, 16764, 28534, 30734, 42801, 46101, 57068, 61468, 85602, 92202, 156937, 164719, 171204, 184404, 313874, 329438, 470811, 494157, 627748, 658876, 941622, 988314, 1811909, 1883244, 1976628, 3623818, 5435727, 7247636, 10871454, 19930999, 21742908, 39861998, 59792997, 79723996, 119585994, 239171988]

約数ペア:

[(1, 239171988), (2, 119585994), (3, 79723996), (4, 59792997), (6, 39861998), (11, 21742908), (12, 19930999), (22, 10871454), (33, 7247636), (44, 5435727), (66, 3623818), (121, 1976628), (127, 1883244), (132, 1811909), (242, 988314), (254, 941622), (363, 658876), (381, 627748), (484, 494157), (508, 470811), (726, 329438), (762, 313874), (1297, 184404), (1397, 171204), (1452, 164719), (1524, 156937), (2594, 92202), (2794, 85602), (3891, 61468), (4191, 57068), (5188, 46101), (5588, 42801), (7782, 30734), (8382, 28534), (14267, 16764), (15367, 15564)]