81441178

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{8443}}^1$

素因数の和:8518

約数の個数: 32

約数和(自身を含む): 153207936

約数和(自身を除く): 71766758

約数列:

[1, 2, 7, 13, 14, 26, 53, 91, 106, 182, 371, 689, 742, 1378, 4823, 8443, 9646, 16886, 59101, 109759, 118202, 219518, 447479, 768313, 894958, 1536626, 3132353, 5817227, 6264706, 11634454, 40720589, 81441178]

約数ペア:

[(1, 81441178), (2, 40720589), (7, 11634454), (13, 6264706), (14, 5817227), (26, 3132353), (53, 1536626), (91, 894958), (106, 768313), (182, 447479), (371, 219518), (689, 118202), (742, 109759), (1378, 59101), (4823, 16886), (8443, 9646)]