249557584

素因数分解:

$2^4\times {\mathrm{991}}^1\times {\mathrm{15739}}^1$

素因数の和:16738

約数の個数: 20

約数和(自身を含む): 484036480

約数和(自身を除く): 234478896

約数列:

[1, 2, 4, 8, 16, 991, 1982, 3964, 7928, 15739, 15856, 31478, 62956, 125912, 251824, 15597349, 31194698, 62389396, 124778792, 249557584]

約数ペア:

[(1, 249557584), (2, 124778792), (4, 62389396), (8, 31194698), (16, 15597349), (991, 251824), (1982, 125912), (3964, 62956), (7928, 31478), (15739, 15856)]