71394978

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1\times {\mathrm{1973}}^1$

素因数の和:2178

約数の個数: 32

約数和(自身を含む): 147623616

約数和(自身を除く): 76228638

約数列:

[1, 2, 3, 6, 37, 74, 111, 163, 222, 326, 489, 978, 1973, 3946, 5919, 6031, 11838, 12062, 18093, 36186, 73001, 146002, 219003, 321599, 438006, 643198, 964797, 1929594, 11899163, 23798326, 35697489, 71394978]

約数ペア:

[(1, 71394978), (2, 35697489), (3, 23798326), (6, 11899163), (37, 1929594), (74, 964797), (111, 643198), (163, 438006), (222, 321599), (326, 219003), (489, 146002), (978, 73001), (1973, 36186), (3946, 18093), (5919, 12062), (6031, 11838)]