28589223

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1$

素因数の和:184

約数の個数: 48

約数和(自身を含む): 45536256

約数和(自身を除く): 16947033

約数列:

[1, 3, 13, 17, 31, 39, 51, 93, 107, 169, 221, 321, 403, 507, 527, 663, 1209, 1391, 1581, 1819, 2873, 3317, 4173, 5239, 5457, 6851, 8619, 9951, 15717, 18083, 20553, 23647, 43121, 54249, 56389, 70941, 89063, 129363, 169167, 267189, 307411, 560573, 733057, 922233, 1681719, 2199171, 9529741, 28589223]

約数ペア:

[(1, 28589223), (3, 9529741), (13, 2199171), (17, 1681719), (31, 922233), (39, 733057), (51, 560573), (93, 307411), (107, 267189), (169, 169167), (221, 129363), (321, 89063), (403, 70941), (507, 56389), (527, 54249), (663, 43121), (1209, 23647), (1391, 20553), (1581, 18083), (1819, 15717), (2873, 9951), (3317, 8619), (4173, 6851), (5239, 5457)]