215564994

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{630307}}^1$

素因数の和:630334

約数の個数: 24

約数和(自身を含む): 491640240

約数和(自身を除く): 276075246

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 342, 630307, 1260614, 1890921, 3781842, 5672763, 11345526, 11975833, 23951666, 35927499, 71854998, 107782497, 215564994]

約数ペア:

[(1, 215564994), (2, 107782497), (3, 71854998), (6, 35927499), (9, 23951666), (18, 11975833), (19, 11345526), (38, 5672763), (57, 3781842), (114, 1890921), (171, 1260614), (342, 630307)]