205409085

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{24763}}^1$

素因数の和:24857

約数の個数: 32

約数和(自身を含む): 380375040

約数和(自身を除く): 174965955

約数列:

[1, 3, 5, 7, 15, 21, 35, 79, 105, 237, 395, 553, 1185, 1659, 2765, 8295, 24763, 74289, 123815, 173341, 371445, 520023, 866705, 1956277, 2600115, 5868831, 9781385, 13693939, 29344155, 41081817, 68469695, 205409085]

約数ペア:

[(1, 205409085), (3, 68469695), (5, 41081817), (7, 29344155), (15, 13693939), (21, 9781385), (35, 5868831), (79, 2600115), (105, 1956277), (237, 866705), (395, 520023), (553, 371445), (1185, 173341), (1659, 123815), (2765, 74289), (8295, 24763)]