131269208

素因数分解:

$2^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{57173}}^1$

素因数の和:57227

約数の個数: 32

約数和(自身を含む): 288156960

約数和(自身を除く): 156887752

約数列:

[1, 2, 4, 7, 8, 14, 28, 41, 56, 82, 164, 287, 328, 574, 1148, 2296, 57173, 114346, 228692, 400211, 457384, 800422, 1600844, 2344093, 3201688, 4688186, 9376372, 16408651, 18752744, 32817302, 65634604, 131269208]

約数ペア:

[(1, 131269208), (2, 65634604), (4, 32817302), (7, 18752744), (8, 16408651), (14, 9376372), (28, 4688186), (41, 3201688), (56, 2344093), (82, 1600844), (164, 800422), (287, 457384), (328, 400211), (574, 228692), (1148, 114346), (2296, 57173)]