217490148

素因数分解:

$2^2\times 3^2\times {\mathrm{499}}^1\times {\mathrm{12107}}^1$

素因数の和:12616

約数の個数: 36

約数和(自身を含む): 550914000

約数和(自身を除く): 333423852

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 499, 998, 1497, 1996, 2994, 4491, 5988, 8982, 12107, 17964, 24214, 36321, 48428, 72642, 108963, 145284, 217926, 435852, 6041393, 12082786, 18124179, 24165572, 36248358, 54372537, 72496716, 108745074, 217490148]

約数ペア:

[(1, 217490148), (2, 108745074), (3, 72496716), (4, 54372537), (6, 36248358), (9, 24165572), (12, 18124179), (18, 12082786), (36, 6041393), (499, 435852), (998, 217926), (1497, 145284), (1996, 108963), (2994, 72642), (4491, 48428), (5988, 36321), (8982, 24214), (12107, 17964)]