23139945

素因数分解:

$3^3\times 5^1\times {\mathrm{181}}^1\times {\mathrm{947}}^1$

素因数の和:1142

約数の個数: 32

約数和(自身を含む): 41408640

約数和(自身を除く): 18268695

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 181, 543, 905, 947, 1629, 2715, 2841, 4735, 4887, 8145, 8523, 14205, 24435, 25569, 42615, 127845, 171407, 514221, 857035, 1542663, 2571105, 4627989, 7713315, 23139945]

約数ペア:

[(1, 23139945), (3, 7713315), (5, 4627989), (9, 2571105), (15, 1542663), (27, 857035), (45, 514221), (135, 171407), (181, 127845), (543, 42615), (905, 25569), (947, 24435), (1629, 14205), (2715, 8523), (2841, 8145), (4735, 4887)]