16996925

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3253}}^1$

素因数の和:3293

約数の個数: 24

約数和(自身を含む): 24209760

約数和(自身を除く): 7212835

約数列:

[1, 5, 11, 19, 25, 55, 95, 209, 275, 475, 1045, 3253, 5225, 16265, 35783, 61807, 81325, 178915, 309035, 679877, 894575, 1545175, 3399385, 16996925]

約数ペア:

[(1, 16996925), (5, 3399385), (11, 1545175), (19, 894575), (25, 679877), (55, 309035), (95, 178915), (209, 81325), (275, 61807), (475, 35783), (1045, 16265), (3253, 5225)]