31391268

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{1051}}^1$

素因数の和:1208

約数の個数: 48

約数和(自身を含む): 77763840

約数和(自身を除く): 46372572

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 131, 228, 262, 393, 524, 786, 1051, 1572, 2102, 2489, 3153, 4204, 4978, 6306, 7467, 9956, 12612, 14934, 19969, 29868, 39938, 59907, 79876, 119814, 137681, 239628, 275362, 413043, 550724, 826086, 1652172, 2615939, 5231878, 7847817, 10463756, 15695634, 31391268]

約数ペア:

[(1, 31391268), (2, 15695634), (3, 10463756), (4, 7847817), (6, 5231878), (12, 2615939), (19, 1652172), (38, 826086), (57, 550724), (76, 413043), (114, 275362), (131, 239628), (228, 137681), (262, 119814), (393, 79876), (524, 59907), (786, 39938), (1051, 29868), (1572, 19969), (2102, 14934), (2489, 12612), (3153, 9956), (4204, 7467), (4978, 6306)]