289783004

素因数分解:

$2^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{199}}^1\times {\mathrm{397}}^1$

素因数の和:738

約数の個数: 48

約数和(自身を含む): 588403200

約数和(自身を除く): 298620196

約数列:

[1, 2, 4, 7, 14, 28, 131, 199, 262, 397, 398, 524, 794, 796, 917, 1393, 1588, 1834, 2779, 2786, 3668, 5558, 5572, 11116, 26069, 52007, 52138, 79003, 104014, 104276, 158006, 182483, 208028, 316012, 364049, 364966, 553021, 728098, 729932, 1106042, 1456196, 2212084, 10349393, 20698786, 41397572, 72445751, 144891502, 289783004]

約数ペア:

[(1, 289783004), (2, 144891502), (4, 72445751), (7, 41397572), (14, 20698786), (28, 10349393), (131, 2212084), (199, 1456196), (262, 1106042), (397, 729932), (398, 728098), (524, 553021), (794, 364966), (796, 364049), (917, 316012), (1393, 208028), (1588, 182483), (1834, 158006), (2779, 104276), (2786, 104014), (3668, 79003), (5558, 52138), (5572, 52007), (11116, 26069)]