128608965

素因数分解:

$3^5\times 5^1\times {\mathrm{151}}^1\times {\mathrm{701}}^1$

素因数の和:872

約数の個数: 48

約数和(自身を含む): 233041536

約数和(自身を除く): 104432571

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 151, 243, 405, 453, 701, 755, 1215, 1359, 2103, 2265, 3505, 4077, 6309, 6795, 10515, 12231, 18927, 20385, 31545, 36693, 56781, 61155, 94635, 105851, 170343, 183465, 283905, 317553, 529255, 851715, 952659, 1587765, 2857977, 4763295, 8573931, 14289885, 25721793, 42869655, 128608965]

約数ペア:

[(1, 128608965), (3, 42869655), (5, 25721793), (9, 14289885), (15, 8573931), (27, 4763295), (45, 2857977), (81, 1587765), (135, 952659), (151, 851715), (243, 529255), (405, 317553), (453, 283905), (701, 183465), (755, 170343), (1215, 105851), (1359, 94635), (2103, 61155), (2265, 56781), (3505, 36693), (4077, 31545), (6309, 20385), (6795, 18927), (10515, 12231)]