15691887825

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{1523}}^1\times {\mathrm{8081}}^1$

素因数の和:9634

約数の個数: 48

約数和(自身を含む): 27491472576

約数和(自身を除く): 11799584751

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 425, 1275, 1523, 4569, 7615, 8081, 22845, 24243, 25891, 38075, 40405, 77673, 114225, 121215, 129455, 137377, 202025, 388365, 412131, 606075, 647275, 686885, 1941825, 2060655, 3434425, 10303275, 12307363, 36922089, 61536815, 184610445, 209225171, 307684075, 627675513, 923052225, 1046125855, 3138377565, 5230629275, 15691887825]

約数ペア:

[(1, 15691887825), (3, 5230629275), (5, 3138377565), (15, 1046125855), (17, 923052225), (25, 627675513), (51, 307684075), (75, 209225171), (85, 184610445), (255, 61536815), (425, 36922089), (1275, 12307363), (1523, 10303275), (4569, 3434425), (7615, 2060655), (8081, 1941825), (22845, 686885), (24243, 647275), (25891, 606075), (38075, 412131), (40405, 388365), (77673, 202025), (114225, 137377), (121215, 129455)]