78621768

素因数分解:

$2^3\times 3^2\times {\mathrm{331}}^1\times {\mathrm{3299}}^1$

素因数の和:3642

約数の個数: 48

約数和(自身を含む): 213642000

約数和(自身を除く): 135020232

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 331, 662, 993, 1324, 1986, 2648, 2979, 3299, 3972, 5958, 6598, 7944, 9897, 11916, 13196, 19794, 23832, 26392, 29691, 39588, 59382, 79176, 118764, 237528, 1091969, 2183938, 3275907, 4367876, 6551814, 8735752, 9827721, 13103628, 19655442, 26207256, 39310884, 78621768]

約数ペア:

[(1, 78621768), (2, 39310884), (3, 26207256), (4, 19655442), (6, 13103628), (8, 9827721), (9, 8735752), (12, 6551814), (18, 4367876), (24, 3275907), (36, 2183938), (72, 1091969), (331, 237528), (662, 118764), (993, 79176), (1324, 59382), (1986, 39588), (2648, 29691), (2979, 26392), (3299, 23832), (3972, 19794), (5958, 13196), (6598, 11916), (7944, 9897)]