42421228

素因数分解:

$2^2\times {\mathrm{137}}^1\times {\mathrm{199}}^1\times {\mathrm{389}}^1$

素因数の和:729

約数の個数: 24

約数和(自身を含む): 75348000

約数和(自身を除く): 32926772

約数列:

[1, 2, 4, 137, 199, 274, 389, 398, 548, 778, 796, 1556, 27263, 53293, 54526, 77411, 106586, 109052, 154822, 213172, 309644, 10605307, 21210614, 42421228]

約数ペア:

[(1, 42421228), (2, 21210614), (4, 10605307), (137, 309644), (199, 213172), (274, 154822), (389, 109052), (398, 106586), (548, 77411), (778, 54526), (796, 53293), (1556, 27263)]