289883025

素因数分解:

$3^2\times 5^2\times {\mathrm{653}}^1\times {\mathrm{1973}}^1$

素因数の和:2642

約数の個数: 36

約数和(自身を含む): 520271388

約数和(自身を除く): 230388363

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 653, 1959, 1973, 3265, 5877, 5919, 9795, 9865, 16325, 17757, 29385, 29595, 48975, 49325, 88785, 146925, 147975, 443925, 1288369, 3865107, 6441845, 11595321, 19325535, 32209225, 57976605, 96627675, 289883025]

約数ペア:

[(1, 289883025), (3, 96627675), (5, 57976605), (9, 32209225), (15, 19325535), (25, 11595321), (45, 6441845), (75, 3865107), (225, 1288369), (653, 443925), (1959, 147975), (1973, 146925), (3265, 88785), (5877, 49325), (5919, 48975), (9795, 29595), (9865, 29385), (16325, 17757)]