28738455

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{977}}^1$

素因数の和:1075

約数の個数: 32

約数和(自身を含む): 48164544

約数和(自身を除く): 19426089

約数列:

[1, 3, 5, 15, 37, 53, 111, 159, 185, 265, 555, 795, 977, 1961, 2931, 4885, 5883, 9805, 14655, 29415, 36149, 51781, 108447, 155343, 180745, 258905, 542235, 776715, 1915897, 5747691, 9579485, 28738455]

約数ペア:

[(1, 28738455), (3, 9579485), (5, 5747691), (15, 1915897), (37, 776715), (53, 542235), (111, 258905), (159, 180745), (185, 155343), (265, 108447), (555, 51781), (795, 36149), (977, 29415), (1961, 14655), (2931, 9805), (4885, 5883)]