221423718

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{199}}^1\times {\mathrm{3499}}^1$

素因数の和:3756

約数の個数: 32

約数和(自身を含む): 453600000

約数和(自身を除く): 232176282

約数列:

[1, 2, 3, 6, 53, 106, 159, 199, 318, 398, 597, 1194, 3499, 6998, 10497, 10547, 20994, 21094, 31641, 63282, 185447, 370894, 556341, 696301, 1112682, 1392602, 2088903, 4177806, 36903953, 73807906, 110711859, 221423718]

約数ペア:

[(1, 221423718), (2, 110711859), (3, 73807906), (6, 36903953), (53, 4177806), (106, 2088903), (159, 1392602), (199, 1112682), (318, 696301), (398, 556341), (597, 370894), (1194, 185447), (3499, 63282), (6998, 31641), (10497, 21094), (10547, 20994)]