64405809

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{32381}}^1$

素因数の和:32417

約数の個数: 24

約数和(自身を含む): 106083432

約数和(自身を除く): 41677623

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 663, 1989, 32381, 97143, 291429, 420953, 550477, 1262859, 1651431, 3788577, 4954293, 7156201, 21468603, 64405809]

約数ペア:

[(1, 64405809), (3, 21468603), (9, 7156201), (13, 4954293), (17, 3788577), (39, 1651431), (51, 1262859), (117, 550477), (153, 420953), (221, 291429), (663, 97143), (1989, 32381)]