221645138

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1499}}^1$

素因数の和:1583

約数の個数: 48

約数和(自身を含む): 402192000

約数和(自身を除く): 180546862

約数列:

[1, 2, 11, 13, 22, 26, 47, 94, 121, 143, 242, 286, 517, 611, 1034, 1222, 1499, 1573, 2998, 3146, 5687, 6721, 11374, 13442, 16489, 19487, 32978, 38974, 70453, 73931, 140906, 147862, 181379, 214357, 362758, 428714, 774983, 915889, 1549966, 1831778, 2357927, 4715854, 8524813, 10074779, 17049626, 20149558, 110822569, 221645138]

約数ペア:

[(1, 221645138), (2, 110822569), (11, 20149558), (13, 17049626), (22, 10074779), (26, 8524813), (47, 4715854), (94, 2357927), (121, 1831778), (143, 1549966), (242, 915889), (286, 774983), (517, 428714), (611, 362758), (1034, 214357), (1222, 181379), (1499, 147862), (1573, 140906), (2998, 73931), (3146, 70453), (5687, 38974), (6721, 32978), (11374, 19487), (13442, 16489)]