870819555

素因数分解:

$3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{421}}^1\times {\mathrm{1889}}^1$

素因数の和:2391

約数の個数: 32

約数和(自身を含む): 1416502080

約数和(自身を除く): 545682525

約数列:

[1, 3, 5, 15, 73, 219, 365, 421, 1095, 1263, 1889, 2105, 5667, 6315, 9445, 28335, 30733, 92199, 137897, 153665, 413691, 460995, 689485, 795269, 2068455, 2385807, 3976345, 11929035, 58054637, 174163911, 290273185, 870819555]

約数ペア:

[(1, 870819555), (3, 290273185), (5, 174163911), (15, 58054637), (73, 11929035), (219, 3976345), (365, 2385807), (421, 2068455), (1095, 795269), (1263, 689485), (1889, 460995), (2105, 413691), (5667, 153665), (6315, 137897), (9445, 92199), (28335, 30733)]