42903273

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{15361}}^1$

素因数の和:15397

約数の個数: 24

約数和(自身を含む): 70050720

約数和(自身を除く): 27147447

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 15361, 46083, 107527, 291859, 322581, 752689, 875577, 2043013, 2258067, 6129039, 14301091, 42903273]

約数ペア:

[(1, 42903273), (3, 14301091), (7, 6129039), (19, 2258067), (21, 2043013), (49, 875577), (57, 752689), (133, 322581), (147, 291859), (399, 107527), (931, 46083), (2793, 15361)]