127921716

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{1741}}^1$

素因数の和:1921

約数の個数: 72

約数和(自身を含む): 350650664

約数和(自身を除く): 222728948

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 157, 234, 314, 468, 471, 628, 942, 1413, 1741, 1884, 2041, 2826, 3482, 4082, 5223, 5652, 6123, 6964, 8164, 10446, 12246, 15669, 18369, 20892, 22633, 24492, 31338, 36738, 45266, 62676, 67899, 73476, 90532, 135798, 203697, 271596, 273337, 407394, 546674, 814788, 820011, 1093348, 1640022, 2460033, 3280044, 3553381, 4920066, 7106762, 9840132, 10660143, 14213524, 21320286, 31980429, 42640572, 63960858, 127921716]

約数ペア:

[(1, 127921716), (2, 63960858), (3, 42640572), (4, 31980429), (6, 21320286), (9, 14213524), (12, 10660143), (13, 9840132), (18, 7106762), (26, 4920066), (36, 3553381), (39, 3280044), (52, 2460033), (78, 1640022), (117, 1093348), (156, 820011), (157, 814788), (234, 546674), (314, 407394), (468, 273337), (471, 271596), (628, 203697), (942, 135798), (1413, 90532), (1741, 73476), (1884, 67899), (2041, 62676), (2826, 45266), (3482, 36738), (4082, 31338), (5223, 24492), (5652, 22633), (6123, 20892), (6964, 18369), (8164, 15669), (10446, 12246)]