343885444

素因数分解:

$2^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1\times {\mathrm{593}}^1$

素因数の和:892

約数の個数: 48

約数和(自身を含む): 698544000

約数和(自身を除く): 354658556

約数列:

[1, 2, 4, 7, 14, 28, 139, 149, 278, 298, 556, 593, 596, 973, 1043, 1186, 1946, 2086, 2372, 3892, 4151, 4172, 8302, 16604, 20711, 41422, 82427, 82844, 88357, 144977, 164854, 176714, 289954, 329708, 353428, 576989, 579908, 618499, 1153978, 1236998, 2307956, 2473996, 12281623, 24563246, 49126492, 85971361, 171942722, 343885444]

約数ペア:

[(1, 343885444), (2, 171942722), (4, 85971361), (7, 49126492), (14, 24563246), (28, 12281623), (139, 2473996), (149, 2307956), (278, 1236998), (298, 1153978), (556, 618499), (593, 579908), (596, 576989), (973, 353428), (1043, 329708), (1186, 289954), (1946, 176714), (2086, 164854), (2372, 144977), (3892, 88357), (4151, 82844), (4172, 82427), (8302, 41422), (16604, 20711)]