1388996850

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{298709}}^1$

素因数の和:298755

約数の個数: 48

約数和(自身を含む): 3555843840

約数和(自身を除く): 2166846990

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 31, 50, 62, 75, 93, 150, 155, 186, 310, 465, 775, 930, 1550, 2325, 4650, 298709, 597418, 896127, 1493545, 1792254, 2987090, 4480635, 7467725, 8961270, 9259979, 14935450, 18519958, 22403175, 27779937, 44806350, 46299895, 55559874, 92599790, 138899685, 231499475, 277799370, 462998950, 694498425, 1388996850]

約数ペア:

[(1, 1388996850), (2, 694498425), (3, 462998950), (5, 277799370), (6, 231499475), (10, 138899685), (15, 92599790), (25, 55559874), (30, 46299895), (31, 44806350), (50, 27779937), (62, 22403175), (75, 18519958), (93, 14935450), (150, 9259979), (155, 8961270), (186, 7467725), (310, 4480635), (465, 2987090), (775, 1792254), (930, 1493545), (1550, 896127), (2325, 597418), (4650, 298709)]