203973675

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{191}}^1\times {\mathrm{491}}^1$

素因数の和:724

約数の個数: 48

約数和(自身を含む): 351406080

約数和(自身を除く): 147432405

約数列:

[1, 3, 5, 15, 25, 29, 75, 87, 145, 191, 435, 491, 573, 725, 955, 1473, 2175, 2455, 2865, 4775, 5539, 7365, 12275, 14239, 14325, 16617, 27695, 36825, 42717, 71195, 83085, 93781, 138475, 213585, 281343, 355975, 415425, 468905, 1067925, 1406715, 2344525, 2719649, 7033575, 8158947, 13598245, 40794735, 67991225, 203973675]

約数ペア:

[(1, 203973675), (3, 67991225), (5, 40794735), (15, 13598245), (25, 8158947), (29, 7033575), (75, 2719649), (87, 2344525), (145, 1406715), (191, 1067925), (435, 468905), (491, 415425), (573, 355975), (725, 281343), (955, 213585), (1473, 138475), (2175, 93781), (2455, 83085), (2865, 71195), (4775, 42717), (5539, 36825), (7365, 27695), (12275, 16617), (14239, 14325)]