257529012

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{6577}}^1$

素因数の和:6848

約数の個数: 48

約数和(自身を含む): 649801152

約数和(自身を除く): 392272140

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 251, 502, 753, 1004, 1506, 3012, 3263, 6526, 6577, 9789, 13052, 13154, 19578, 19731, 26308, 39156, 39462, 78924, 85501, 171002, 256503, 342004, 513006, 1026012, 1650827, 3301654, 4952481, 6603308, 9904962, 19809924, 21460751, 42921502, 64382253, 85843004, 128764506, 257529012]

約数ペア:

[(1, 257529012), (2, 128764506), (3, 85843004), (4, 64382253), (6, 42921502), (12, 21460751), (13, 19809924), (26, 9904962), (39, 6603308), (52, 4952481), (78, 3301654), (156, 1650827), (251, 1026012), (502, 513006), (753, 342004), (1004, 256503), (1506, 171002), (3012, 85501), (3263, 78924), (6526, 39462), (6577, 39156), (9789, 26308), (13052, 19731), (13154, 19578)]