164534985

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{3697}}^1$

素因数の和:3774

約数の個数: 48

約数和(自身を含む): 304596864

約数和(自身を除く): 140061879

約数列:

[1, 3, 5, 9, 15, 23, 43, 45, 69, 115, 129, 207, 215, 345, 387, 645, 989, 1035, 1935, 2967, 3697, 4945, 8901, 11091, 14835, 18485, 33273, 44505, 55455, 85031, 158971, 166365, 255093, 425155, 476913, 765279, 794855, 1275465, 1430739, 2384565, 3656333, 3826395, 7153695, 10968999, 18281665, 32906997, 54844995, 164534985]

約数ペア:

[(1, 164534985), (3, 54844995), (5, 32906997), (9, 18281665), (15, 10968999), (23, 7153695), (43, 3826395), (45, 3656333), (69, 2384565), (115, 1430739), (129, 1275465), (207, 794855), (215, 765279), (345, 476913), (387, 425155), (645, 255093), (989, 166365), (1035, 158971), (1935, 85031), (2967, 55455), (3697, 44505), (4945, 33273), (8901, 18485), (11091, 14835)]