31239912

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{1621}}^1$

素因数の和:1714

約数の個数: 64

約数和(自身を含む): 86420160

約数和(自身を除く): 55180248

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 73, 88, 132, 146, 219, 264, 292, 438, 584, 803, 876, 1606, 1621, 1752, 2409, 3212, 3242, 4818, 4863, 6424, 6484, 9636, 9726, 12968, 17831, 19272, 19452, 35662, 38904, 53493, 71324, 106986, 118333, 142648, 213972, 236666, 354999, 427944, 473332, 709998, 946664, 1301663, 1419996, 2603326, 2839992, 3904989, 5206652, 7809978, 10413304, 15619956, 31239912]

約数ペア:

[(1, 31239912), (2, 15619956), (3, 10413304), (4, 7809978), (6, 5206652), (8, 3904989), (11, 2839992), (12, 2603326), (22, 1419996), (24, 1301663), (33, 946664), (44, 709998), (66, 473332), (73, 427944), (88, 354999), (132, 236666), (146, 213972), (219, 142648), (264, 118333), (292, 106986), (438, 71324), (584, 53493), (803, 38904), (876, 35662), (1606, 19452), (1621, 19272), (1752, 17831), (2409, 12968), (3212, 9726), (3242, 9636), (4818, 6484), (4863, 6424)]