139355425

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{313}}^1\times {\mathrm{1619}}^1$

素因数の和:1953

約数の個数: 24

約数和(自身を含む): 189228960

約数和(自身を除く): 49873535

約数列:

[1, 5, 11, 25, 55, 275, 313, 1565, 1619, 3443, 7825, 8095, 17215, 17809, 40475, 86075, 89045, 445225, 506747, 2533735, 5574217, 12668675, 27871085, 139355425]

約数ペア:

[(1, 139355425), (5, 27871085), (11, 12668675), (25, 5574217), (55, 2533735), (275, 506747), (313, 445225), (1565, 89045), (1619, 86075), (3443, 40475), (7825, 17809), (8095, 17215)]