203886009

素因数分解:

$3^2\times {\mathrm{157}}^1\times {\mathrm{313}}^1\times {\mathrm{461}}^1$

素因数の和:937

約数の個数: 24

約数和(自身を含む): 297969672

約数和(自身を除く): 94083663

約数列:

[1, 3, 9, 157, 313, 461, 471, 939, 1383, 1413, 2817, 4149, 49141, 72377, 144293, 147423, 217131, 432879, 442269, 651393, 1298637, 22654001, 67962003, 203886009]

約数ペア:

[(1, 203886009), (3, 67962003), (9, 22654001), (157, 1298637), (313, 651393), (461, 442269), (471, 432879), (939, 217131), (1383, 147423), (1413, 144293), (2817, 72377), (4149, 49141)]