9920043

素因数分解:

$3^3\times 7^1\times {\mathrm{73}}^1\times {\mathrm{719}}^1$

素因数の和:808

約数の個数: 32

約数和(自身を含む): 17049600

約数和(自身を除く): 7129557

約数列:

[1, 3, 7, 9, 21, 27, 63, 73, 189, 219, 511, 657, 719, 1533, 1971, 2157, 4599, 5033, 6471, 13797, 15099, 19413, 45297, 52487, 135891, 157461, 367409, 472383, 1102227, 1417149, 3306681, 9920043]

約数ペア:

[(1, 9920043), (3, 3306681), (7, 1417149), (9, 1102227), (21, 472383), (27, 367409), (63, 157461), (73, 135891), (189, 52487), (219, 45297), (511, 19413), (657, 15099), (719, 13797), (1533, 6471), (1971, 5033), (2157, 4599)]