217875056

素因数分解:

$2^4\times 7^1\times {\mathrm{1945313}}^1$

素因数の和:1945328

約数の個数: 20

約数和(自身を含む): 482437872

約数和(自身を除く): 264562816

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1945313, 3890626, 7781252, 13617191, 15562504, 27234382, 31125008, 54468764, 108937528, 217875056]

約数ペア:

[(1, 217875056), (2, 108937528), (4, 54468764), (7, 31125008), (8, 27234382), (14, 15562504), (16, 13617191), (28, 7781252), (56, 3890626), (112, 1945313)]