210203775

素因数分解:

$3^3\times 5^2\times {\mathrm{109}}^1\times {\mathrm{2857}}^1$

素因数の和:2985

約数の個数: 48

約数和(自身を含む): 389831200

約数和(自身を除く): 179627425

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 109, 135, 225, 327, 545, 675, 981, 1635, 2725, 2857, 2943, 4905, 8175, 8571, 14285, 14715, 24525, 25713, 42855, 71425, 73575, 77139, 128565, 214275, 311413, 385695, 642825, 934239, 1557065, 1928475, 2802717, 4671195, 7785325, 8408151, 14013585, 23355975, 42040755, 70067925, 210203775]

約数ペア:

[(1, 210203775), (3, 70067925), (5, 42040755), (9, 23355975), (15, 14013585), (25, 8408151), (27, 7785325), (45, 4671195), (75, 2802717), (109, 1928475), (135, 1557065), (225, 934239), (327, 642825), (545, 385695), (675, 311413), (981, 214275), (1635, 128565), (2725, 77139), (2857, 73575), (2943, 71425), (4905, 42855), (8175, 25713), (8571, 24525), (14285, 14715)]