64805409

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{3907}}^1$

素因数の和:4029

約数の個数: 24

約数和(自身を含む): 99575840

約数和(自身を除く): 34770431

約数列:

[1, 3, 9, 19, 57, 97, 171, 291, 873, 1843, 3907, 5529, 11721, 16587, 35163, 74233, 222699, 378979, 668097, 1136937, 3410811, 7200601, 21601803, 64805409]

約数ペア:

[(1, 64805409), (3, 21601803), (9, 7200601), (19, 3410811), (57, 1136937), (97, 668097), (171, 378979), (291, 222699), (873, 74233), (1843, 35163), (3907, 16587), (5529, 11721)]