289805725

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{347}}^1\times {\mathrm{3037}}^1$

素因数の和:3405

約数の個数: 24

約数和(自身を含む): 393287328

約数和(自身を除く): 103481603

約数列:

[1, 5, 11, 25, 55, 275, 347, 1735, 3037, 3817, 8675, 15185, 19085, 33407, 75925, 95425, 167035, 835175, 1053839, 5269195, 11592229, 26345975, 57961145, 289805725]

約数ペア:

[(1, 289805725), (5, 57961145), (11, 26345975), (25, 11592229), (55, 5269195), (275, 1053839), (347, 835175), (1735, 167035), (3037, 95425), (3817, 75925), (8675, 33407), (15185, 19085)]