133973931

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{2143}}^1$

素因数の和:2395

約数の個数: 32

約数和(自身を含む): 220917760

約数和(自身を除く): 86943829

約数列:

[1, 3, 7, 13, 21, 39, 91, 229, 273, 687, 1603, 2143, 2977, 4809, 6429, 8931, 15001, 20839, 27859, 45003, 62517, 83577, 195013, 490747, 585039, 1472241, 3435229, 6379711, 10305687, 19139133, 44657977, 133973931]

約数ペア:

[(1, 133973931), (3, 44657977), (7, 19139133), (13, 10305687), (21, 6379711), (39, 3435229), (91, 1472241), (229, 585039), (273, 490747), (687, 195013), (1603, 83577), (2143, 62517), (2977, 45003), (4809, 27859), (6429, 20839), (8931, 15001)]