287640236

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{2333}}^1\times {\mathrm{2371}}^1$

素因数の和:4721

約数の個数: 24

約数和(自身を含む): 542552304

約数和(自身を除く): 254912068

約数列:

[1, 2, 4, 13, 26, 52, 2333, 2371, 4666, 4742, 9332, 9484, 30329, 30823, 60658, 61646, 121316, 123292, 5531543, 11063086, 22126172, 71910059, 143820118, 287640236]

約数ペア:

[(1, 287640236), (2, 143820118), (4, 71910059), (13, 22126172), (26, 11063086), (52, 5531543), (2333, 123292), (2371, 121316), (4666, 61646), (4742, 60658), (9332, 30823), (9484, 30329)]