16571775

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{379}}^1$

素因数の和:456

約数の個数: 48

約数和(自身を含む): 30533760

約数和(自身を除く): 13961985

約数列:

[1, 3, 5, 11, 15, 25, 33, 53, 55, 75, 159, 165, 265, 275, 379, 583, 795, 825, 1137, 1325, 1749, 1895, 2915, 3975, 4169, 5685, 8745, 9475, 12507, 14575, 20087, 20845, 28425, 43725, 60261, 62535, 100435, 104225, 220957, 301305, 312675, 502175, 662871, 1104785, 1506525, 3314355, 5523925, 16571775]

約数ペア:

[(1, 16571775), (3, 5523925), (5, 3314355), (11, 1506525), (15, 1104785), (25, 662871), (33, 502175), (53, 312675), (55, 301305), (75, 220957), (159, 104225), (165, 100435), (265, 62535), (275, 60261), (379, 43725), (583, 28425), (795, 20845), (825, 20087), (1137, 14575), (1325, 12507), (1749, 9475), (1895, 8745), (2915, 5685), (3975, 4169)]