163305

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1$

素因数の和:221

約数の個数: 24

約数和(自身を含む): 299520

約数和(自身を除く): 136215

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 191, 285, 573, 855, 955, 1719, 2865, 3629, 8595, 10887, 18145, 32661, 54435, 163305]

約数ペア:

[(1, 163305), (3, 54435), (5, 32661), (9, 18145), (15, 10887), (19, 8595), (45, 3629), (57, 2865), (95, 1719), (171, 955), (191, 855), (285, 573)]