66305785

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{3389}}^1$

素因数の和:3457

約数の個数: 32

約数和(自身を含む): 100235520

約数和(自身を除く): 33929735

約数列:

[1, 5, 7, 13, 35, 43, 65, 91, 215, 301, 455, 559, 1505, 2795, 3389, 3913, 16945, 19565, 23723, 44057, 118615, 145727, 220285, 308399, 728635, 1020089, 1541995, 1894451, 5100445, 9472255, 13261157, 66305785]

約数ペア:

[(1, 66305785), (5, 13261157), (7, 9472255), (13, 5100445), (35, 1894451), (43, 1541995), (65, 1020089), (91, 728635), (215, 308399), (301, 220285), (455, 145727), (559, 118615), (1505, 44057), (2795, 23723), (3389, 19565), (3913, 16945)]