217772946

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{636763}}^1$

素因数の和:636790

約数の個数: 24

約数和(自身を含む): 496675920

約数和(自身を除く): 278902974

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 342, 636763, 1273526, 1910289, 3820578, 5730867, 11461734, 12098497, 24196994, 36295491, 72590982, 108886473, 217772946]

約数ペア:

[(1, 217772946), (2, 108886473), (3, 72590982), (6, 36295491), (9, 24196994), (18, 12098497), (19, 11461734), (38, 5730867), (57, 3820578), (114, 1910289), (171, 1273526), (342, 636763)]