221143552

素因数分解:

$2^9\times 7^1\times {\mathrm{61703}}^1$

素因数の和:61728

約数の個数: 40

約数和(自身を含む): 504985536

約数和(自身を除く): 283841984

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1792, 3584, 61703, 123406, 246812, 431921, 493624, 863842, 987248, 1727684, 1974496, 3455368, 3948992, 6910736, 7897984, 13821472, 15795968, 27642944, 31591936, 55285888, 110571776, 221143552]

約数ペア:

[(1, 221143552), (2, 110571776), (4, 55285888), (7, 31591936), (8, 27642944), (14, 15795968), (16, 13821472), (28, 7897984), (32, 6910736), (56, 3948992), (64, 3455368), (112, 1974496), (128, 1727684), (224, 987248), (256, 863842), (448, 493624), (512, 431921), (896, 246812), (1792, 123406), (3584, 61703)]