29720709

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{887}}^1$

素因数の和:986

約数の個数: 32

約数和(自身を含む): 47312640

約数和(自身を除く): 17591931

約数列:

[1, 3, 9, 17, 27, 51, 73, 153, 219, 459, 657, 887, 1241, 1971, 2661, 3723, 7983, 11169, 15079, 23949, 33507, 45237, 64751, 135711, 194253, 407133, 582759, 1100767, 1748277, 3302301, 9906903, 29720709]

約数ペア:

[(1, 29720709), (3, 9906903), (9, 3302301), (17, 1748277), (27, 1100767), (51, 582759), (73, 407133), (153, 194253), (219, 135711), (459, 64751), (657, 45237), (887, 33507), (1241, 23949), (1971, 15079), (2661, 11169), (3723, 7983)]