31153983

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{1217}}^1$

素因数の和:1303

約数の個数: 32

約数和(自身を含む): 50512896

約数和(自身を除く): 19358913

約数列:

[1, 3, 7, 21, 23, 53, 69, 159, 161, 371, 483, 1113, 1217, 1219, 3651, 3657, 8519, 8533, 25557, 25599, 27991, 64501, 83973, 193503, 195937, 451507, 587811, 1354521, 1483523, 4450569, 10384661, 31153983]

約数ペア:

[(1, 31153983), (3, 10384661), (7, 4450569), (21, 1483523), (23, 1354521), (53, 587811), (69, 451507), (159, 195937), (161, 193503), (371, 83973), (483, 64501), (1113, 27991), (1217, 25599), (1219, 25557), (3651, 8533), (3657, 8519)]