208944764

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{1723}}^1$

素因数の和:1866

約数の個数: 48

約数和(自身を含む): 430972416

約数和(自身を除く): 222027652

約数列:

[1, 2, 4, 7, 14, 28, 61, 71, 122, 142, 244, 284, 427, 497, 854, 994, 1708, 1723, 1988, 3446, 4331, 6892, 8662, 12061, 17324, 24122, 30317, 48244, 60634, 105103, 121268, 122333, 210206, 244666, 420412, 489332, 735721, 856331, 1471442, 1712662, 2942884, 3425324, 7462313, 14924626, 29849252, 52236191, 104472382, 208944764]

約数ペア:

[(1, 208944764), (2, 104472382), (4, 52236191), (7, 29849252), (14, 14924626), (28, 7462313), (61, 3425324), (71, 2942884), (122, 1712662), (142, 1471442), (244, 856331), (284, 735721), (427, 489332), (497, 420412), (854, 244666), (994, 210206), (1708, 122333), (1723, 121268), (1988, 105103), (3446, 60634), (4331, 48244), (6892, 30317), (8662, 24122), (12061, 17324)]