214660915

素因数分解:

$5^1\times 7^2\times {\mathrm{223}}^1\times {\mathrm{3929}}^1$

素因数の和:4171

約数の個数: 24

約数和(自身を含む): 301069440

約数和(自身を除く): 86408525

約数列:

[1, 5, 7, 35, 49, 223, 245, 1115, 1561, 3929, 7805, 10927, 19645, 27503, 54635, 137515, 192521, 876167, 962605, 4380835, 6133169, 30665845, 42932183, 214660915]

約数ペア:

[(1, 214660915), (5, 42932183), (7, 30665845), (35, 6133169), (49, 4380835), (223, 962605), (245, 876167), (1115, 192521), (1561, 137515), (3929, 54635), (7805, 27503), (10927, 19645)]