19550925

素因数分解:

$3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{2803}}^1$

素因数の和:2850

約数の個数: 36

約数和(自身を含む): 36160384

約数和(自身を除く): 16609459

約数列:

[1, 3, 5, 9, 15, 25, 31, 45, 75, 93, 155, 225, 279, 465, 775, 1395, 2325, 2803, 6975, 8409, 14015, 25227, 42045, 70075, 86893, 126135, 210225, 260679, 434465, 630675, 782037, 1303395, 2172325, 3910185, 6516975, 19550925]

約数ペア:

[(1, 19550925), (3, 6516975), (5, 3910185), (9, 2172325), (15, 1303395), (25, 782037), (31, 630675), (45, 434465), (75, 260679), (93, 210225), (155, 126135), (225, 86893), (279, 70075), (465, 42045), (775, 25227), (1395, 14015), (2325, 8409), (2803, 6975)]