187438923

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{175013}}^1$

素因数の和:175043

約数の個数: 24

約数和(自身を含む): 327626208

約数和(自身を除く): 140187285

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 175013, 525039, 1225091, 1575117, 2975221, 3675273, 8925663, 11025819, 20826547, 26776989, 62479641, 187438923]

約数ペア:

[(1, 187438923), (3, 62479641), (7, 26776989), (9, 20826547), (17, 11025819), (21, 8925663), (51, 3675273), (63, 2975221), (119, 1575117), (153, 1225091), (357, 525039), (1071, 175013)]