289256

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1$

素因数の和:209

約数の個数: 32

約数和(自身を含む): 626400

約数和(自身を除く): 337144

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 152, 173, 209, 346, 418, 692, 836, 1384, 1672, 1903, 3287, 3806, 6574, 7612, 13148, 15224, 26296, 36157, 72314, 144628, 289256]

約数ペア:

[(1, 289256), (2, 144628), (4, 72314), (8, 36157), (11, 26296), (19, 15224), (22, 13148), (38, 7612), (44, 6574), (76, 3806), (88, 3287), (152, 1903), (173, 1672), (209, 1384), (346, 836), (418, 692)]