64668527

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{389}}^1$

素因数の和:551

約数の個数: 32

約数和(自身を含む): 86261760

約数和(自身を除く): 21593233

約数列:

[1, 7, 11, 17, 77, 119, 127, 187, 389, 889, 1309, 1397, 2159, 2723, 4279, 6613, 9779, 15113, 23749, 29953, 46291, 49403, 72743, 166243, 345821, 509201, 543433, 839851, 3804031, 5878957, 9238361, 64668527]

約数ペア:

[(1, 64668527), (7, 9238361), (11, 5878957), (17, 3804031), (77, 839851), (119, 543433), (127, 509201), (187, 345821), (389, 166243), (889, 72743), (1309, 49403), (1397, 46291), (2159, 29953), (2723, 23749), (4279, 15113), (6613, 9779)]