256225914

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{25741}}^1$

素因数の和:25835

約数の個数: 48

約数和(自身を含む): 642520320

約数和(自身を除く): 386294406

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 79, 126, 158, 237, 474, 553, 711, 1106, 1422, 1659, 3318, 4977, 9954, 25741, 51482, 77223, 154446, 180187, 231669, 360374, 463338, 540561, 1081122, 1621683, 2033539, 3243366, 4067078, 6100617, 12201234, 14234773, 18301851, 28469546, 36603702, 42704319, 85408638, 128112957, 256225914]

約数ペア:

[(1, 256225914), (2, 128112957), (3, 85408638), (6, 42704319), (7, 36603702), (9, 28469546), (14, 18301851), (18, 14234773), (21, 12201234), (42, 6100617), (63, 4067078), (79, 3243366), (126, 2033539), (158, 1621683), (237, 1081122), (474, 540561), (553, 463338), (711, 360374), (1106, 231669), (1422, 180187), (1659, 154446), (3318, 77223), (4977, 51482), (9954, 25741)]