201703205

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{281}}^1\times {\mathrm{421}}^1$

素因数の和:749

約数の個数: 32

約数和(自身を含む): 274185216

約数和(自身を除く): 72482011

約数列:

[1, 5, 11, 31, 55, 155, 281, 341, 421, 1405, 1705, 2105, 3091, 4631, 8711, 13051, 15455, 23155, 43555, 65255, 95821, 118301, 143561, 479105, 591505, 717805, 1301311, 3667331, 6506555, 18336655, 40340641, 201703205]

約数ペア:

[(1, 201703205), (5, 40340641), (11, 18336655), (31, 6506555), (55, 3667331), (155, 1301311), (281, 717805), (341, 591505), (421, 479105), (1405, 143561), (1705, 118301), (2105, 95821), (3091, 65255), (4631, 43555), (8711, 23155), (13051, 15455)]