281972012

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{165089}}^1$

素因数の和:165161

約数の個数: 24

約数和(自身を含む): 573192480

約数和(自身を除く): 291220468

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1708, 165089, 330178, 660356, 1155623, 2311246, 4622492, 10070429, 20140858, 40281716, 70493003, 140986006, 281972012]

約数ペア:

[(1, 281972012), (2, 140986006), (4, 70493003), (7, 40281716), (14, 20140858), (28, 10070429), (61, 4622492), (122, 2311246), (244, 1155623), (427, 660356), (854, 330178), (1708, 165089)]