145387197

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{509}}^1$

素因数の和:738

約数の個数: 32

約数和(自身を含む): 220320000

約数和(自身を除く): 74932803

約数列:

[1, 3, 9, 27, 71, 149, 213, 447, 509, 639, 1341, 1527, 1917, 4023, 4581, 10579, 13743, 31737, 36139, 75841, 95211, 108417, 227523, 285633, 325251, 682569, 975753, 2047707, 5384711, 16154133, 48462399, 145387197]

約数ペア:

[(1, 145387197), (3, 48462399), (9, 16154133), (27, 5384711), (71, 2047707), (149, 975753), (213, 682569), (447, 325251), (509, 285633), (639, 227523), (1341, 108417), (1527, 95211), (1917, 75841), (4023, 36139), (4581, 31737), (10579, 13743)]