211547536

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{389}}^1\times {\mathrm{829}}^1$

素因数の和:1267

約数の個数: 40

約数和(自身を含む): 421457400

約数和(自身を除く): 209909864

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 389, 656, 778, 829, 1556, 1658, 3112, 3316, 6224, 6632, 13264, 15949, 31898, 33989, 63796, 67978, 127592, 135956, 255184, 271912, 322481, 543824, 644962, 1289924, 2579848, 5159696, 13221721, 26443442, 52886884, 105773768, 211547536]

約数ペア:

[(1, 211547536), (2, 105773768), (4, 52886884), (8, 26443442), (16, 13221721), (41, 5159696), (82, 2579848), (164, 1289924), (328, 644962), (389, 543824), (656, 322481), (778, 271912), (829, 255184), (1556, 135956), (1658, 127592), (3112, 67978), (3316, 63796), (6224, 33989), (6632, 31898), (13264, 15949)]