181001072

素因数分解:

$2^4\times 7^1\times {\mathrm{223}}^1\times {\mathrm{7247}}^1$

素因数の和:7485

約数の個数: 40

約数和(自身を含む): 402640896

約数和(自身を除く): 221639824

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 223, 446, 892, 1561, 1784, 3122, 3568, 6244, 7247, 12488, 14494, 24976, 28988, 50729, 57976, 101458, 115952, 202916, 405832, 811664, 1616081, 3232162, 6464324, 11312567, 12928648, 22625134, 25857296, 45250268, 90500536, 181001072]

約数ペア:

[(1, 181001072), (2, 90500536), (4, 45250268), (7, 25857296), (8, 22625134), (14, 12928648), (16, 11312567), (28, 6464324), (56, 3232162), (112, 1616081), (223, 811664), (446, 405832), (892, 202916), (1561, 115952), (1784, 101458), (3122, 57976), (3568, 50729), (6244, 28988), (7247, 24976), (12488, 14494)]