12643965

素因数分解:

$3^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{1283}}^1$

素因数の和:1370

約数の個数: 32

約数和(自身を含む): 22803840

約数和(自身を除く): 10159875

約数列:

[1, 3, 5, 9, 15, 27, 45, 73, 135, 219, 365, 657, 1095, 1283, 1971, 3285, 3849, 6415, 9855, 11547, 19245, 34641, 57735, 93659, 173205, 280977, 468295, 842931, 1404885, 2528793, 4214655, 12643965]

約数ペア:

[(1, 12643965), (3, 4214655), (5, 2528793), (9, 1404885), (15, 842931), (27, 468295), (45, 280977), (73, 173205), (135, 93659), (219, 57735), (365, 34641), (657, 19245), (1095, 11547), (1283, 9855), (1971, 6415), (3285, 3849)]