78448215

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{977}}^1$

素因数の和:1139

約数の個数: 32

約数和(自身を含む): 129283776

約数和(自身を除く): 50835561

約数列:

[1, 3, 5, 15, 53, 101, 159, 265, 303, 505, 795, 977, 1515, 2931, 4885, 5353, 14655, 16059, 26765, 51781, 80295, 98677, 155343, 258905, 296031, 493385, 776715, 1480155, 5229881, 15689643, 26149405, 78448215]

約数ペア:

[(1, 78448215), (3, 26149405), (5, 15689643), (15, 5229881), (53, 1480155), (101, 776715), (159, 493385), (265, 296031), (303, 258905), (505, 155343), (795, 98677), (977, 80295), (1515, 51781), (2931, 26765), (4885, 16059), (5353, 14655)]