520077987

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{4001}}^1$

素因数の和:4132

約数の個数: 48

約数和(自身を含む): 891517536

約数和(自身を除く): 371439549

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 101, 117, 143, 303, 429, 909, 1111, 1287, 1313, 3333, 3939, 4001, 9999, 11817, 12003, 14443, 36009, 43329, 44011, 52013, 129987, 132033, 156039, 396099, 404101, 468117, 572143, 1212303, 1716429, 3636909, 4445111, 5149287, 5253313, 13335333, 15759939, 40005999, 47279817, 57786443, 173359329, 520077987]

約数ペア:

[(1, 520077987), (3, 173359329), (9, 57786443), (11, 47279817), (13, 40005999), (33, 15759939), (39, 13335333), (99, 5253313), (101, 5149287), (117, 4445111), (143, 3636909), (303, 1716429), (429, 1212303), (909, 572143), (1111, 468117), (1287, 404101), (1313, 396099), (3333, 156039), (3939, 132033), (4001, 129987), (9999, 52013), (11817, 44011), (12003, 43329), (14443, 36009)]