79969878

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{239}}^1\times {\mathrm{641}}^1$

素因数の和:917

約数の個数: 48

約数和(自身を含む): 180273600

約数和(自身を除く): 100303722

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 87, 174, 239, 261, 478, 522, 641, 717, 1282, 1434, 1923, 2151, 3846, 4302, 5769, 6931, 11538, 13862, 18589, 20793, 37178, 41586, 55767, 62379, 111534, 124758, 153199, 167301, 306398, 334602, 459597, 919194, 1378791, 2757582, 4442771, 8885542, 13328313, 26656626, 39984939, 79969878]

約数ペア:

[(1, 79969878), (2, 39984939), (3, 26656626), (6, 13328313), (9, 8885542), (18, 4442771), (29, 2757582), (58, 1378791), (87, 919194), (174, 459597), (239, 334602), (261, 306398), (478, 167301), (522, 153199), (641, 124758), (717, 111534), (1282, 62379), (1434, 55767), (1923, 41586), (2151, 37178), (3846, 20793), (4302, 18589), (5769, 13862), (6931, 11538)]