387565235

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{991}}^1$

素因数の和:1163

約数の個数: 32

約数和(自身を含む): 509110272

約数和(自身を除く): 121545037

約数列:

[1, 5, 17, 43, 85, 107, 215, 535, 731, 991, 1819, 3655, 4601, 4955, 9095, 16847, 23005, 42613, 78217, 84235, 106037, 213065, 391085, 530185, 724421, 1802629, 3622105, 4559591, 9013145, 22797955, 77513047, 387565235]

約数ペア:

[(1, 387565235), (5, 77513047), (17, 22797955), (43, 9013145), (85, 4559591), (107, 3622105), (215, 1802629), (535, 724421), (731, 530185), (991, 391085), (1819, 213065), (3655, 106037), (4601, 84235), (4955, 78217), (9095, 42613), (16847, 23005)]