28446964

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2521}}^1$

素因数の和:2576

約数の個数: 48

約数和(自身を含む): 63271936

約数和(自身を除く): 34824972

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 52, 62, 91, 124, 182, 217, 364, 403, 434, 806, 868, 1612, 2521, 2821, 5042, 5642, 10084, 11284, 17647, 32773, 35294, 65546, 70588, 78151, 131092, 156302, 229411, 312604, 458822, 547057, 917644, 1015963, 1094114, 2031926, 2188228, 4063852, 7111741, 14223482, 28446964]

約数ペア:

[(1, 28446964), (2, 14223482), (4, 7111741), (7, 4063852), (13, 2188228), (14, 2031926), (26, 1094114), (28, 1015963), (31, 917644), (52, 547057), (62, 458822), (91, 312604), (124, 229411), (182, 156302), (217, 131092), (364, 78151), (403, 70588), (434, 65546), (806, 35294), (868, 32773), (1612, 17647), (2521, 11284), (2821, 10084), (5042, 5642)]