290232145

素因数分解:

$5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{40849}}^1$

素因数の和:40897

約数の個数: 24

約数和(自身を含む): 419121000

約数和(自身を除く): 128888855

約数列:

[1, 5, 7, 29, 35, 49, 145, 203, 245, 1015, 1421, 7105, 40849, 204245, 285943, 1184621, 1429715, 2001601, 5923105, 8292347, 10008005, 41461735, 58046429, 290232145]

約数ペア:

[(1, 290232145), (5, 58046429), (7, 41461735), (29, 10008005), (35, 8292347), (49, 5923105), (145, 2001601), (203, 1429715), (245, 1184621), (1015, 285943), (1421, 204245), (7105, 40849)]