55415475

素因数分解:

$3^3\times 5^2\times {\mathrm{53}}^1\times {\mathrm{1549}}^1$

素因数の和:1621

約数の個数: 48

約数和(自身を含む): 103788000

約数和(自身を除く): 48372525

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 53, 75, 135, 159, 225, 265, 477, 675, 795, 1325, 1431, 1549, 2385, 3975, 4647, 7155, 7745, 11925, 13941, 23235, 35775, 38725, 41823, 69705, 82097, 116175, 209115, 246291, 348525, 410485, 738873, 1045575, 1231455, 2052425, 2216619, 3694365, 6157275, 11083095, 18471825, 55415475]

約数ペア:

[(1, 55415475), (3, 18471825), (5, 11083095), (9, 6157275), (15, 3694365), (25, 2216619), (27, 2052425), (45, 1231455), (53, 1045575), (75, 738873), (135, 410485), (159, 348525), (225, 246291), (265, 209115), (477, 116175), (675, 82097), (795, 69705), (1325, 41823), (1431, 38725), (1549, 35775), (2385, 23235), (3975, 13941), (4647, 11925), (7155, 7745)]