28177228

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{193}}^1$

素因数の和:346

約数の個数: 48

約数和(自身を含む): 55732320

約数和(自身を除く): 27555092

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 113, 193, 226, 323, 386, 452, 646, 772, 1292, 1921, 2147, 3281, 3667, 3842, 4294, 6562, 7334, 7684, 8588, 13124, 14668, 21809, 36499, 43618, 62339, 72998, 87236, 124678, 145996, 249356, 370753, 414371, 741506, 828742, 1483012, 1657484, 7044307, 14088614, 28177228]

約数ペア:

[(1, 28177228), (2, 14088614), (4, 7044307), (17, 1657484), (19, 1483012), (34, 828742), (38, 741506), (68, 414371), (76, 370753), (113, 249356), (193, 145996), (226, 124678), (323, 87236), (386, 72998), (452, 62339), (646, 43618), (772, 36499), (1292, 21809), (1921, 14668), (2147, 13124), (3281, 8588), (3667, 7684), (3842, 7334), (4294, 6562)]