291264165

素因数分解:

$3^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{241}}^1\times {\mathrm{251}}^1$

素因数の和:610

約数の個数: 48

約数和(自身を含む): 513729216

約数和(自身を除く): 222465051

約数列:

[1, 3, 5, 9, 15, 45, 107, 241, 251, 321, 535, 723, 753, 963, 1205, 1255, 1605, 2169, 2259, 3615, 3765, 4815, 10845, 11295, 25787, 26857, 60491, 77361, 80571, 128935, 134285, 181473, 232083, 241713, 302455, 386805, 402855, 544419, 907365, 1160415, 1208565, 2722095, 6472537, 19417611, 32362685, 58252833, 97088055, 291264165]

約数ペア:

[(1, 291264165), (3, 97088055), (5, 58252833), (9, 32362685), (15, 19417611), (45, 6472537), (107, 2722095), (241, 1208565), (251, 1160415), (321, 907365), (535, 544419), (723, 402855), (753, 386805), (963, 302455), (1205, 241713), (1255, 232083), (1605, 181473), (2169, 134285), (2259, 128935), (3615, 80571), (3765, 77361), (4815, 60491), (10845, 26857), (11295, 25787)]