30647718

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{23981}}^1$

素因数の和:24060

約数の個数: 24

約数和(自身を含む): 67341456

約数和(自身を除く): 36693738

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 23981, 47962, 71943, 143886, 215829, 431658, 1702651, 3405302, 5107953, 10215906, 15323859, 30647718]

約数ペア:

[(1, 30647718), (2, 15323859), (3, 10215906), (6, 5107953), (9, 3405302), (18, 1702651), (71, 431658), (142, 215829), (213, 143886), (426, 71943), (639, 47962), (1278, 23981)]