30821409

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{1811}}^1$

素因数の和:1909

約数の個数: 24

約数和(自身を含む): 46735104

約数和(自身を除く): 15913695

約数列:

[1, 3, 9, 31, 61, 93, 183, 279, 549, 1811, 1891, 5433, 5673, 16299, 17019, 56141, 110471, 168423, 331413, 505269, 994239, 3424601, 10273803, 30821409]

約数ペア:

[(1, 30821409), (3, 10273803), (9, 3424601), (31, 994239), (61, 505269), (93, 331413), (183, 168423), (279, 110471), (549, 56141), (1811, 17019), (1891, 16299), (5433, 5673)]