389861822

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{761}}^1$

素因数の和:873

約数の個数: 64

約数和(自身を含む): 733860864

約数和(自身を除く): 343999042

約数列:

[1, 2, 7, 14, 23, 37, 43, 46, 74, 86, 161, 259, 301, 322, 518, 602, 761, 851, 989, 1522, 1591, 1702, 1978, 3182, 5327, 5957, 6923, 10654, 11137, 11914, 13846, 17503, 22274, 28157, 32723, 35006, 36593, 56314, 65446, 73186, 122521, 197099, 229061, 245042, 256151, 394198, 458122, 512302, 647611, 752629, 1210751, 1295222, 1505258, 2421502, 4533277, 5268403, 8475257, 9066554, 10536806, 16950514, 27847273, 55694546, 194930911, 389861822]

約数ペア:

[(1, 389861822), (2, 194930911), (7, 55694546), (14, 27847273), (23, 16950514), (37, 10536806), (43, 9066554), (46, 8475257), (74, 5268403), (86, 4533277), (161, 2421502), (259, 1505258), (301, 1295222), (322, 1210751), (518, 752629), (602, 647611), (761, 512302), (851, 458122), (989, 394198), (1522, 256151), (1591, 245042), (1702, 229061), (1978, 197099), (3182, 122521), (5327, 73186), (5957, 65446), (6923, 56314), (10654, 36593), (11137, 35006), (11914, 32723), (13846, 28157), (17503, 22274)]