378324891

素因数分解:

$3^3\times 7^1\times {\mathrm{101}}^1\times {\mathrm{19819}}^1$

素因数の和:19936

約数の個数: 32

約数和(自身を含む): 646924800

約数和(自身を除く): 268599909

約数列:

[1, 3, 7, 9, 21, 27, 63, 101, 189, 303, 707, 909, 2121, 2727, 6363, 19089, 19819, 59457, 138733, 178371, 416199, 535113, 1248597, 2001719, 3745791, 6005157, 14012033, 18015471, 42036099, 54046413, 126108297, 378324891]

約数ペア:

[(1, 378324891), (3, 126108297), (7, 54046413), (9, 42036099), (21, 18015471), (27, 14012033), (63, 6005157), (101, 3745791), (189, 2001719), (303, 1248597), (707, 535113), (909, 416199), (2121, 178371), (2727, 138733), (6363, 59457), (19089, 19819)]