39619731

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{643}}^1$

素因数の和:735

約数の個数: 32

約数和(自身を含む): 59351040

約数和(自身を除く): 19731309

約数列:

[1, 3, 19, 23, 47, 57, 69, 141, 437, 643, 893, 1081, 1311, 1929, 2679, 3243, 12217, 14789, 20539, 30221, 36651, 44367, 61617, 90663, 280991, 574199, 695083, 842973, 1722597, 2085249, 13206577, 39619731]

約数ペア:

[(1, 39619731), (3, 13206577), (19, 2085249), (23, 1722597), (47, 842973), (57, 695083), (69, 574199), (141, 280991), (437, 90663), (643, 61617), (893, 44367), (1081, 36651), (1311, 30221), (1929, 20539), (2679, 14789), (3243, 12217)]