140808388

素因数分解:

$2^2\times 7^1\times {\mathrm{167}}^1\times {\mathrm{30113}}^1$

素因数の和:30291

約数の個数: 24

約数和(自身を含む): 283312512

約数和(自身を除く): 142504124

約数列:

[1, 2, 4, 7, 14, 28, 167, 334, 668, 1169, 2338, 4676, 30113, 60226, 120452, 210791, 421582, 843164, 5028871, 10057742, 20115484, 35202097, 70404194, 140808388]

約数ペア:

[(1, 140808388), (2, 70404194), (4, 35202097), (7, 20115484), (14, 10057742), (28, 5028871), (167, 843164), (334, 421582), (668, 210791), (1169, 120452), (2338, 60226), (4676, 30113)]