69255405

素因数分解:

$3^4\times 5^1\times {\mathrm{271}}^1\times {\mathrm{631}}^1$

素因数の和:919

約数の個数: 40

約数和(自身を含む): 124802304

約数和(自身を除く): 55546899

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 271, 405, 631, 813, 1355, 1893, 2439, 3155, 4065, 5679, 7317, 9465, 12195, 17037, 21951, 28395, 36585, 51111, 85185, 109755, 171001, 255555, 513003, 855005, 1539009, 2565015, 4617027, 7695045, 13851081, 23085135, 69255405]

約数ペア:

[(1, 69255405), (3, 23085135), (5, 13851081), (9, 7695045), (15, 4617027), (27, 2565015), (45, 1539009), (81, 855005), (135, 513003), (271, 255555), (405, 171001), (631, 109755), (813, 85185), (1355, 51111), (1893, 36585), (2439, 28395), (3155, 21951), (4065, 17037), (5679, 12195), (7317, 9465)]