47873835

素因数分解:

$3^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2749}}^1$

素因数の和:2809

約数の個数: 40

約数和(自身を含む): 87846000

約数和(自身を除く): 39972165

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 81, 129, 135, 215, 387, 405, 645, 1161, 1935, 2749, 3483, 5805, 8247, 13745, 17415, 24741, 41235, 74223, 118207, 123705, 222669, 354621, 371115, 591035, 1063863, 1113345, 1773105, 3191589, 5319315, 9574767, 15957945, 47873835]

約数ペア:

[(1, 47873835), (3, 15957945), (5, 9574767), (9, 5319315), (15, 3191589), (27, 1773105), (43, 1113345), (45, 1063863), (81, 591035), (129, 371115), (135, 354621), (215, 222669), (387, 123705), (405, 118207), (645, 74223), (1161, 41235), (1935, 24741), (2749, 17415), (3483, 13745), (5805, 8247)]