290513085

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{751}}^1$

素因数の和:854

約数の個数: 64

約数和(自身を含む): 518482944

約数和(自身を除く): 227969859

約数列:

[1, 3, 5, 15, 17, 37, 41, 51, 85, 111, 123, 185, 205, 255, 555, 615, 629, 697, 751, 1517, 1887, 2091, 2253, 3145, 3485, 3755, 4551, 7585, 9435, 10455, 11265, 12767, 22755, 25789, 27787, 30791, 38301, 63835, 77367, 83361, 92373, 128945, 138935, 153955, 191505, 386835, 416805, 461865, 472379, 523447, 1139267, 1417137, 1570341, 2361895, 2617235, 3417801, 5696335, 7085685, 7851705, 17089005, 19367539, 58102617, 96837695, 290513085]

約数ペア:

[(1, 290513085), (3, 96837695), (5, 58102617), (15, 19367539), (17, 17089005), (37, 7851705), (41, 7085685), (51, 5696335), (85, 3417801), (111, 2617235), (123, 2361895), (185, 1570341), (205, 1417137), (255, 1139267), (555, 523447), (615, 472379), (629, 461865), (697, 416805), (751, 386835), (1517, 191505), (1887, 153955), (2091, 138935), (2253, 128945), (3145, 92373), (3485, 83361), (3755, 77367), (4551, 63835), (7585, 38301), (9435, 30791), (10455, 27787), (11265, 25789), (12767, 22755)]