64440523

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{263}}^1$

素因数の和:387

約数の個数: 32

約数和(自身を含む): 82114560

約数和(自身を除く): 17674037

約数列:

[1, 7, 17, 29, 71, 119, 203, 263, 493, 497, 1207, 1841, 2059, 3451, 4471, 7627, 8449, 14413, 18673, 31297, 35003, 53389, 129659, 130711, 245021, 317441, 541517, 907613, 2222087, 3790619, 9205789, 64440523]

約数ペア:

[(1, 64440523), (7, 9205789), (17, 3790619), (29, 2222087), (71, 907613), (119, 541517), (203, 317441), (263, 245021), (493, 130711), (497, 129659), (1207, 53389), (1841, 35003), (2059, 31297), (3451, 18673), (4471, 14413), (7627, 8449)]