30987029187

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{401}}^1\times {\mathrm{451897}}^1$

素因数の和:452323

約数の個数: 24

約数和(自身を含む): 47232378960

約数和(自身を除く): 16245349773

約数列:

[1, 3, 9, 19, 57, 171, 401, 1203, 3609, 7619, 22857, 68571, 451897, 1355691, 4067073, 8586043, 25758129, 77274387, 181210697, 543632091, 1630896273, 3443003243, 10329009729, 30987029187]

約数ペア:

[(1, 30987029187), (3, 10329009729), (9, 3443003243), (19, 1630896273), (57, 543632091), (171, 181210697), (401, 77274387), (1203, 25758129), (3609, 8586043), (7619, 4067073), (22857, 1355691), (68571, 451897)]