378889258

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{5387}}^1$

素因数の和:5562

約数の個数: 32

約数和(自身を含む): 651732480

約数和(自身を除く): 272843222

約数列:

[1, 2, 11, 22, 23, 46, 139, 253, 278, 506, 1529, 3058, 3197, 5387, 6394, 10774, 35167, 59257, 70334, 118514, 123901, 247802, 748793, 1362911, 1497586, 2725822, 8236723, 16473446, 17222239, 34444478, 189444629, 378889258]

約数ペア:

[(1, 378889258), (2, 189444629), (11, 34444478), (22, 17222239), (23, 16473446), (46, 8236723), (139, 2725822), (253, 1497586), (278, 1362911), (506, 748793), (1529, 247802), (3058, 123901), (3197, 118514), (5387, 70334), (6394, 59257), (10774, 35167)]